attends The 53rd Annual GRAMMY Awards held at Staples Center on February 13, 2011 in Los Angeles, California.
#8 Michael Jackson
SANTA MARIA, CA - MARCH 25: Michael Jackson arrives at the Santa Barbara County Courthouse with a bandage on his face for his child molestation trial March 25, 2005 in Santa Maria, California. Jackson is charged in a 10-count indictment with molesting a boy, plying him with liquor and conspiring to commit child abduction, false imprisonment and extortion. He has pleaded innocent. (Photo by Christina Barany/Getty Images)
#9 Chris Brown
performs onstage at the 54th Annual GRAMMY Awards held at Staples Center on February 12, 2012 in Los Angeles, California.(Photo via Getty Images)
#7 David Guetta
<> on September 6, 2011 in Berlin, Germany.
attends the NRJ Music Awards 2011 on January 22, 2011 at the Palais des Festivals et des Congres in Cannes, France.
Madonna performs during the Bridgestone Super Bowl XLVI Halftime Show at Lucas Oil Stadium on February 5, 2012 in Indianapolis, Indiana.
#4 Justin Bieber
<> at Mediolanum Forum on April 9, 2011 in Milan, Italy.
during the 2011 NBA All-Star game at Staples Center on February 20, 2011 in Los Angeles, California. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and or using this photograph, User is consenting to the terms and conditions of the Getty Images License Agreement.
#2 Nicki Minaj
LAS VEGAS, NV - MAY 22: Singer Nicki Minaj (C) performs during the 2011 Billboard Music Awards at the MGM Grand Garden Arena May 22, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images for ABC)
<> at Palais am Funkturm on March 24, 2011 in Berlin, Germany.