#10 Black Eyed Peas - 26,033,205 'Likes'

perform onstage during CHASE Presents The Black Eyed Peas and Friends "Concert 4 NYC" benefiting the Robin Hood Foundation at Central Park, Great Lawn on September 30, 2011 in New York City.

#9 Green Day - 19,866,409 'Likes'

<> at St. James Theatre on March 23, 2010 in New York City.

#8 Metallica - 22,063,645 'Likes'

Metallica performs during a sold-out concert at the Mandalay Bay Events Center December 5, 2009 in Las Vegas, Nevada. The band is touring in support of the album, "Death Magnetic."

#7 Lady Gaga - 45,675,381 'Likes'

performs onstage during the MTV Europe Music Awards 2011 live show at the Odyssey Arena on November 6, 2011 in Belfast, Northern Ireland.

#6 Usher - 25,308,832 'Likes'

performs onstage at the iHeartRadio Music Festival held at the MGM Grand Garden Arena on September 24, 2011 in Las Vegas, Nevada.

#5 Enrique Iglesias - 24,286,762 'Likes'

performs on stage during MTV Live Georgia at Europe Square on August 2, 2011 in Batumi, Georgia.

#4 David Guetta - 25,662,951 'Likes'

performs onstage during the MTV Europe Music Awards 2010 live show at at the Odyssey Arena on November 6, 2011 in Belfast, Northern Ireland.

#3 Avril Lavigne - 27,749,031 'Likes'

HOLLYWOOD, CA - NOVEMBER 10: Recording artist Avril Lavigne attends the Los Angeles premiere of 20th Century Fox's "Fast Food Nation" at the Egyptian Theater on November 10, 2006 in Hollywood, California. (Photo by David Livingston/Getty Images)

#2 Bob Marley - 32,916,119 'Likes'

LONDON - FEBRUARY 3: A portrait of reggae legend Bob Marley at the Private View of the new photographic exhibiton "Tek A Picture A Dis" at the Sony Ericsson Proud Camden on February 3, 2005 in London. The show features unseen photographs of iconic legend Bob Marley to mark what would have been his 60th birthday. Imagery is from three artists who had a close personal relationship with musician: Dan Asher, Kate Simon and Jeff Cathrow. (Photo by Chris Jackson/Getty Images)

#1 Rihanna - 47,810,971 'Likes'

US singer Rihanna performs on stage at the Rock in Rio music festival in Brazil on September 24, 2011. AFP PHOTO / ANTONIO SCORZA (Photo credit should read ANTONIO SCORZA/AFP/Getty Images)