#50- Green Day

EAST RUTHERFORD, NJ - SEPTEMBER 13: Billie Joe of Green Day sings in the half time show of the New York Jets during their home opener against the Baltimore Ravens at the New Meadowlands Stadium on September 13, 2010 in East Rutherford, New Jersey. (Photo by Jim McIsaac/Getty Images)

#49- Frank Zappa

A scuplture of late legendary guitarist Frank Zappa is seen in Vilnius on June 4, 2009. The Zappa family are in Vilnius both for a concert by Dweezil entitled Zappa Plays Zappa, and to view the statue of the the zany rock star, whose anti-establishment stance made him a cult figure in Lithuania and much of Eastern Europe during Soviet times. AFP PHOTO/Petra MALUKAS (Photo credit should read PETRAS MALUKAS/AFP/Getty Images)

#48- Yo La Tengo

NEW YORK - NOVEMBER 07: (L to R) Georgia Hubley, James McNew and Ira Kaplan of Yo La Tengo perform onstage at the Bob Dylan "I'm Not There" Tribute and Benefit Concert at The Beacon Theatre on November 7, 2007 in New York City. (Photo by Roger Kisby/Getty Images)

#47- Elvis Presley and the Blue Moon Boys

MEMPHIS, TN - AUGUST 15: A woman displays an image of Elvis Presley during a candle-light vigil to mark the 28th anniversary of Elvis Presley's death during Elvis Week 2005 at Graceland August 15, 2005 in Memphis, Tennessee. Thousands of people from around the world have descended on Memphis to celebrate the life of Presley, who died August 16, 1977. (Photo by Carlo Allegri/Getty Images)

#46- Kings Of Leon

MANCHESTER, ENGLAND - DECEMBER 8: Matthew Followill of the band "Kings of Leon" performs on stage for the first night of the tour promoting their new album "Aha Shake Heartbreak", at Manchester Apollo on December 8, 2004 in Manchester, England. (Photo by Laurence Griffiths/Getty Images)

#45- The Lovin' Spoonful

NEW YORK, NY - APRIL 10: Songwriter John Sebastian attends the 9th Annual TV Land Awards at the Javits Center on April 10, 2011 in New York City. (Photo by Larry Busacca/Getty Images)

#44- Alice Cooper

LOS ANGELES, CA - APRIL 20: Musician Alice Cooper performs at the 3rd Annual Revolver Golden God Awards at the Club Nokia on April 20, 2011 in Los Angeles, California. (Photo by Frazer Harrison/Getty Images)

#43- The Strokes

BEVERLY HILLS, CA - APRIL 20: Musician Nikolai Fraiture (L) and singer Julian Casablancas of The Strokes perform onstage during the launch party for the new T-Mobile Sidekick 4G at a Private Lot on April 20, 2011 in Beverly Hills, California. (Photo by Christopher Polk/Getty Images for T-Mobile)

#42- Cheap Trick

LONDON, UNITED KINGDOM - NOVEMBER 10: Robin Zander, Rick Nielsen and Tom Petersson of Cheap Trick perform on stage at the Marshall Classic Rock Roll Honour-Show at The Roundhouse on November 10, 2010 in London, England. (Photo by Jo Hale/Getty Images)

#41- NRBQ

HOLLYWOOD - MARCH 8: Johnny Spampinato of NRBQ peforms at 'The Q People' launch event in celebration of tribute CD marking their 35th anniversary, at the King King on March 8, 2004 in Los Angeles, California. (Photo by Phil Han/Getty Images)

#40- Buffalo Springfield

Buffalo Springfield, October, 2010 (photo by White Menace)

#39- J. Geils Band

CAMBRIDGE, MA - FEBRUARY 26: Peter Wolff, lead singer of the J. Geils band, performs at the Cam Neely Foundation For Cancer Celebrity Fundraiser "Betting on a Cause and a Cure" at The Charles Hotel Feb. 26, 2005 in Cambridge, Massachusetts. (Photo by Jodi Hilton/Getty Images For Cam Neely Foundation)

#38- Mountain

BETHEL, NY - AUGUST 15: Leslie West (R) and Rev Jones of Mountain perform at the concert marking the 40th anniversary of the Woodstock music festival August 15, 2009 in Bethel, New York. On August 15-17 in 1969 an estimated 400,000 music fans gathered on Max Yasgur's farm in Bethel, New York for one of the most celebrated music festivals ever. The 40th anniversary concert will take place tonight. (Photo by Mario Tama/Getty Images)

#37- The Flaming Lips

LAS VEGAS, NV - JUNE 17: Wayne Coyne of The Flaming Lips surfs the crowd as he performs at The Boulevard Pool at The Cosmopolitan of Las Vegas June 17, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

#36- Booker T. and the M.G.'s

INDIO, CA - APRIL 18: (L-R) Musicians Booker T. Jones and Mike Cooley of Booker T & the DBTs perform during day 1 of the Coachella Valley Music & Arts Festival held at the Empire Polo Club on April 18, 2009 in Indio, California. (Photo by Michael Buckner/Getty Images)

#35- The Talking Heads

The Talking Heads perform on the 17th Annual Rock and Roll Hall of Fame Induction Ceremony at the Waldorf Astoria in New York City, March 18, 2002. (Photo by Frank Micelotta/ImageDirect)

#34- The Pixies

ATLANTA, GA - JUNE 11: Guitarist Joey Santiago of The Pixies performs as vocalist Charles "Black Francis" Thomson sings in the backround at the Music Midtown festival June 11, 2005 in Atlanta, Georgia. The three-day festival features many national musical acts. (Photo by Erik S. Lesser/Getty Images)

#33- X

READING, ENGLAND - AUGUST 29: Music fans soak up the atmposhere as You Me At Six perform live on the Main stage during the third and final day of Reading Festival on August 29, 2010 in Reading, England. (Photo by Simone Joyner/Getty Images)

#32- Los Lobos

WASHINGTON - APRIL 19: David Hidalgo (L) and Steve Berlin (R) of Los Lobos perform during Earth Day on the Mall on April 19, 2009 in Washington, DC. (Photo by Nancy Ostertag/Getty Images)

#31- Sonic Youth

MADRID, SPAIN - APRIL 19: Kim Gordon and Thurston Moore of Sonic Youth perfom on stage at La Riviera on April 19, 2010 in Madrid, Spain. (Photo by Juan Naharro Gimenez/Getty Images)

#30- ZZ Top

BYRON BAY, AUSTRALIA - APRIL 21: Billy Gibbons of ZZ Top performs on stage during day one of the Bluesfest Music Festival at Tyagarah Tea Tree Farm on April 21, 2011 in Byron Bay, Australia. (Photo by Mark Metcalfe/Getty Images)

#29- Foo Fighters

UNIVERSAL CITY, CA - JUNE 05: Musician Dave Grohl of the Foo Fighters perform onstage during the 2011 MTV Movie Awards at Universal Studios' Gibson Amphitheatre on June 5, 2011 in Universal City, California. (Photo by Kevin Winter/Getty Images)

#28- The Red Hot Chili Peppers

LOS ANGELES, CA - JANUARY 29: The Red Hot Chili Peppers perform onstage at the 2010 MusiCares Person Of The Year Tribute To Neil Young at the Los Angeles Convention Center on January 29, 2010 in Los Angeles, California. (Photo by Larry Busacca/Getty Images for NARAS)

#27- Big Star

READING, ENGLAND - AUGUST 27: Music fans soaks up the atmosphere as Lost Prophets perform live on the Main stage during day one of Reading Festival on August 27, 2010 in Reading, England. (Photo by Simone Joyner/Getty Images)

#26- KISS

LONDON, UNITED KINGDOM - MAY 12: Gene Simmons of KISS performs at the Wembley Arena on May 12, 2010 in London, England. (Photo by Jo Hale/Getty Images)

#25- The Replacements

LOS ANGELES, CA - SEPTEMBER 25: Musician Paul Westerberg performs before the premiere of Sony Pictures' "Open Season" at the Greek Theatre on September 25, 2006 in Los Angeles, California. (Photo by Michael Buckner/Getty Images)

#24- Tom Petty and the Heartbreakers

BEVERLY HILLS, CA - MAY 09: Singer Tom Petty speaks at The Midnight Mission's 11th Annual Golden Hearts Awards on May 9, 2011 in Beverly Hills, California. (Photo by Alberto E. Rodriguez/Getty Images)

#23- Sly and the Family Stone

LOS ANGELES, CA - FEBRUARY 08: Sly & The Family Stone Tribute performance on stage during the 48th Annual Grammy Awards at the Staples Center on February 8, 2006 in Los Angeles, California. (Photo by Getty Images/Getty Images)

#22- The White Stripes

LOS ANGELES, CA - JUNE 20: Jack White of The White Stripes performs at the "Icky Thump Record Store" on June 20, 2007 in Los Angeles, California. (Photo by Michael Buckner/Getty Images)

#21- The Grateful Dead

EAST RUTHERFORD, NJ - APRIL 28: Phil Lesh, Bob Weir and Warren Haynes of The Dead perform at the Izod Center on April 28, 2009 in East Rutherford, New Jersey. (Photo by Cory Schwartz/Getty Images)

#20- Buddy Holly

LUBBOCK, TX - NOVEMBER 08: A makeshift tribute to Buddy Holly on his gravesite at the City of Lubbock Cemetery on November 8, 2008 in Lubbock, Texas. Februray 3, 2009 will be the 50th anniversary of what is referred to as "The Day The Music Died" when musicians Buddy Holly, Ritchie Valens, and The Big Bopper died in a plane crash in Clear Lake, Iowa. (Photo by Ronald Martinez/Getty Images)

#19- Wilco

LOS ANGELES, CA - JANUARY 29: Musical group Wilco performs onstage at the 2010 MusiCares Person Of The Year Tribute To Neil Young at the Los Angeles Convention Center on January 29, 2010 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

#18- Pearl Jam

LONDON, ENGLAND - JUNE 25: Eddie Vedder of Pearl Jam performs during day 1 of the Hard Rock Calling festival held in Hyde Park on June 25, 2010 in London, England. (Photo by Gareth Cattermole/Getty Images)

#17- The Velvet Underground

DUBLIN, IRELAND - MAY 5: Singer/songwriter Lou Reed plays the Helix Theatre May 5, 2003 in Dublin, Ireland (Photo by Getty Images)

#16- Lynyrd Skynyrd

NEW YORK - AUGUST 22: Singer Johnny Van Zandt of Lynyrd Skynyrd performs on ABC's "Good Morning America" in Bryant Park on August 22, 2008 in New York City. (Photo by Stephen Lovekin/Getty Images)

#15- Iggy and the Stooges

SYDNEY, AUSTRALIA - JANUARY 26: Iggy Pop of Iggy and The Stooges performs on stage during the Big Day Out Festival at the Sydney Showground on January 26, 2011 in Sydney, Australia. (Photo by Mark Metcalfe/Getty Images)

#14- Creedence Clearwater Revival

LAS VEGAS, NV - APRIL 04: Recording artist John Fogerty speaks during "Girls' Night Out: Superstar Women of Country - The Concert of the Year" presented by the Academy of Country Music at the MGM Grand Garden Arena April 4, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

#13- The Eagles

PADDOCK WOOD, UNITED KINGDOM - JULY 01: Glen Frey, Don Henley, Joe Walsh and Timothy Schmidt from rock band 'The Eagles' performs at Hop Farm festival at The Hop Farm on July 1, 2011 in Paddock Wood, England. (Photo by Stuart Wilson/Getty Images)

#12- The Doors

LOS ANGELES, CA - FEBRUARY 28: Musicians Robby Krieger (L) and Ray Manzarek of The Doors receive a star on the Hollywood Walk of Fame on February 28, 2007 in Los Angeles, California. (Photo by Michael Buckner/Getty Images)

#11- Guns 'n Roses

NEW YORK - APRIL 17: Slash of Guns 'n' Roses performs as part of the 10th Anniversary Benefit Supporting Road Recovery at the Nokia Theater in TImes Square on April 17, 2008 in New York City. (Photo by Donna Ward/Getty Images)

#10- The Allman Brothers Band

NEW YORK, NY - MARCH 10: Gregg Allman and Derek Trucks of the Allman Brothers Band perform at Beacon Theatre on March 10, 2011 in New York City. (Photo by Cory Schwartz/Getty Images)

#9- The Beach Boys

LOS ANGELES - FEBRUARY 14: Singers Mike Love (L) and Bruce Johnston of The Beach Boys perform during the NBA All-Star Saturday Night festivities on February 14, 2004 at the Staples Center in Los Angeles, California. (Photo by Vince Bucci/Getty Images)

#8- REM

NEW ORLEANS - OCTOBER 26: Michael Stipe of REM performs during the 2008 Voodoo Experience at City Park on October 26, 2008 in New Orleans, Louisiana. (Photo by Sean Gardner/Getty Images)

#7- The Byrds

NEW YORK - MAY 03: Musician Roger McGuinn performs in the Clearwater Benefit Concert Celebrating Pete Seeger's 90th Birthday at Madison Square Garden on May 3, 2009 in New York City. (Photo by Bryan Bedder/Getty Images)

#6- Van Halen

LOS ANGELES, CA - AUGUST 13: Alex Van Halen (L) and singer David Lee Roth speak at the Van Halen press conference announcing their new tour at the Four Seasons Hotel on August 13, 2007 in Los Angeles, California. (Photo by Michael Buckner/Getty Images)

#5- Metallica

INDIO, CA - APRIL 23: Musician Kirk Hammett of Metallica performs onstage during The Big 4 held at the Empire Polo Club on April 23, 2011 in Indio, California. (Photo by Kevin Winter/Getty Images)

#4- The Ramones

Photo by Frank Micelotta/ImageDirect

The Ramones at the 17th Annual Rock and Roll Hall of Fame Induction Ceremony at the Waldorf Astoria in New York City, March 18, 2002. (Photo by Frank Micelotta/ImageDirect)

#3- Nirvana

Kurt Cobain of Nirvana during the taping of MTV Unplugged at Sony Studios in New York City, 11/18/93. Photo by Frank Micelotta. *** Special Rates Apply *** Call for Rates ***

#2- Aerosmith

LAS VEGAS, NV - APRIL 03: Singer Steven Tyler performs during the 46th Annual Academy of Country Music Awards at the MGM Grand Garden Arena April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

#1- Bruce Sprinsteen and the E Street Band

TAMPA, FL - FEBRUARY 01: Musician Bruce Springsteen and the E Street Band perform at the Bridgestone halftime show during Super Bowl XLIII between the Arizona Cardinals and the Pittsburgh Steelers on February 1, 2009 at Raymond James Stadium in Tampa, Florida. (Photo by Jamie Squire/Getty Images)