Justin Bieber performs onstage during Power 96.1's Jingle Ball 2012 at the Philips Arena on December 12, 2012 in Atlanta.
Singer Justin Bieber greets fans at the Tribeca Disruptive Innovation Awards during the 2012 Tribeca Film Festival at the NYU Paulson Auditorium on April 27, 2012 in New York City.
Justin Beiber (L) unveils his waxwork at Madame Tussauds on March 15, 2011 in London, England.
Justin Bieber attends a photocall for the film, 'Justin Bieber: Never Say Never' at Palacio de los Deportes Stadium on April 5, 2011 in Madrid, Spain.
Singers Justin Bieber and Rihanna sit in the audience during the 2011 NBA All-Star game at Staples Center on February 20, 2011 in Los Angeles, California.
Singer/actress Selena Gomez and singerJustin Bieber arrive at the Vanity Fair Oscar party hosted by Graydon Carter held at Sunset Tower on February 27, 2011 in West Hollywood, California.
Justin Bieber and members of Boyz II Men perform at Madison Square Garden on August 31, 2010 in New York City.
Singer Justin Bieber performs onstage at the Pepsi Super Bowl Fan Jam on February 4, 2010 in Miami Beach, Florida.
Singer Justin Bieber attends the lighting of the Empire State Building to kickoff Jumpstart's Read For The Record Campaign on October 8, 2009 in New York City.
Singer Justin Bieber attends the Island Def Jam Spring Collection party at Stephen Weiss Studio on May 20, 2009 in New York City.
Justin Bieber and Big Sean
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No. 2 Hot Celebrity Search: Justin Bieber (Photo by Carlos Alvarez/Getty Images)