Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Sir Cliff Richard performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Annie Lennox performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Annie Lennox performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Sir Tom Jones performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Sir Tom Jones performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Robbie Williams performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: People watch The Diamond Jubilee Concert from The Mall on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend's celebrations. (Photo by Peter Macdiarmid/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Dame Shirley Bassey performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, UNITED KINGDOM - JUNE 04: Elton John (C) performs during the Diamond Jubilee, Buckingham Palace Concert on June 04, 2012 in London, England. For only the second time in it's history, the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. (Photo by David Parker - WPA Pool/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Sir Elton John performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Sir Elton John performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, UNITED KINGDOM - JUNE 04: Elton John performs during the Diamond Jubilee, Buckingham Palace Concert on June 04, 2012 in London, England. For only the second time in it's history, the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. (Photo by David Parker - WPA Pool/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Madness perform during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Stevie Wonder performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singers Will.i.am and Stevie Wonder perform on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON - JUNE 04: (L-R) Catherine, Duchess of Cambridge, Prince William, Duke of Cambridge and Zara Phillips are seen during the Diamond Jubilee, Buckingham Palace Concert on June 04, 2012 in London, England. For only the second time in it's history, the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. (Photo by Dave Thompson - WPA Pool/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Queen Elizabeth II meets performers (L-R) Sir Cliff Richard, Dame Shirley Bassey, Sir Tom Jones and Sir Paul McCartney backstage after the Diamond Jubilee, Buckingham Palace Concert on June 04, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend's celebrations. (Photo by Dave Thompson - WPA Pool/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Fireworks illuminate the Buckingham Palace during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Chris Jackson/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Musician Sir Paul McCartney (C) performs on stage with (L-R) Sir Tom Jones, Annie Lennox, Sir Elton John, Dame Shirley Bassey and Sir Cliff Richard during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Musician Sir Paul McCartney performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Musician Sir Paul McCartney performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: HM Queen Elizabeth II, The Duchess of Cornwall, Sir Paul McCartney and The Prince of Wales on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Robbie Williams performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Jessie J performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Grace Jones performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Grace Jones performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Annie Lennox performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Annie Lennox performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Kylie Minogue performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Stevie Wonder performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON - JUNE 04: A woman in a fancy dress hat featuring Queen Elizabeth II and a corgi waits for the start of the Diamond Jubilee, Buckingham Palace Concert June 04, 2012 in London, England. For only the second time in it's history, the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. (Photo by Dominic Lipinski - WPA Pool/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON - JUNE 04: A man shows off his patriotic head dye ahead of the Diamond Jubilee, Buckingham Palace Concert June 04, 2012 in London, England. For only the second time in it's history, the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. (Photo by Dominic Lipinski - WPA Pool/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Robbie Williams performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Will.i.am and Jessie J perform on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Jessie J performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: People wear masks of the Royal family the Mall prior to the Diamond Jubilee Buckingham Palace Concert on June 4, 2012 in London, England. For only the second time in it's history, the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. (Photo by Gareth Cattermole/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: A boy wears the Union Jack flag in the Mall prior to the Diamond Jubilee Buckingham Palace Concert on June 4, 2012 in London, England. For only the second time in it's history, the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. (Photo by Gareth Cattermole/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON - JUNE 04: (L-R) Princess Beatrice, Catherine, Duchess of Cambridge, Prince William, Duke of Cambridge and Prince Harry are seen during the Diamond Jubilee, Buckingham Palace Concert June 04, 2012 in London, England. For only the second time in it's history, the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. (Photo by Dave Thompson - WPA Pool/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Sir Elton John performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Sir Elton John performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Queen Elizabeth II is introduced to Sir Cliff Richard (L) backstage after the Diamond Jubilee, Buckingham Palace Concert June 04, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend's celebrations. (Photo by Dave Thompson - WPA Pool/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Queen Elizabeth II meets Sir Paul McCartney (L) and Annie Lennox (C) backstage after the Diamond Jubilee, Buckingham Palace Concert June 04, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend's celebrations. (Photo by Dave Thompson - WPA Pool/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Musician Sir Paul McCartney performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Musician Sir Paul McCartney (C) performs on stage with (L-R) Will.i.am, Cheryl Cole, Sir Tom Jones, Annie Lennox, Sir Elton John, Dame Shirley Bassey and Sir Cliff Richard during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Musician Sir Paul McCartney performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Musician Sir Paul McCartney performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Musician Sir Paul McCartney performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Rapper Will.i.am performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Grace Jones performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Annie Lennox performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Annie Lennox performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Annie Lennox performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Annie Lennox performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Sir Tom Jones performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Dame Shirley Bassey performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Sir Tom Jones performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Sir Elton John performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Sir Elton John performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Musician Sir Paul McCartney performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)

Diamond Jubilee - Buckingham Palace Concert

LONDON, ENGLAND - JUNE 04: Singer Stevie Wonder performs on stage during the Diamond Jubilee concert at Buckingham Palace on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend?s celebrations. (Photo by Dan Kitwood/Getty Images)