Justin Bieber

In early 2007, when Bieber was twelve, he sang Ne-Yo's "So Sick" for a local singing competition in Stratford and placed second. (AFP/Christopher Polk)

Justin Bieber debut single, "One Time", released worldwide in 2009, charted in the top 30 in over ten countries. His debut release, My World, followed on November 17, 2009, and was eventually certified platinum in the United States. (REUTERS/Mario Anzuoni)

Justin Bieber attends an NBA basketball game between the New Orleans Hornets and the Atlanta Hawks Friday, Jan. 21, 2011 in Atlanta. (AP/David Goldman)

"One Less Lonely Girl", "Love Me", and "Favorite Girl", were released exclusively on the iTunes store and charted within the top forty of the Billboard Hot 100. (REUTERS/Lucas Jackson)

Bieber performed Stevie Wonder's "Someday at Christmas" for U.S. President Barack Obama and first lady Michelle Obama at the White House for Christmas in Washington, which was broadcast on December 20, 2009, on US. (REUTERS/Sergio Perez)

Singer Justin Bieber arrives in the photo room with his four awards including Artist of the Year at the 2010 American Music Awards in Los Angeles November 21, 2010. (REUTERS/Danny Moloshok)

Two digital singles, "Never Let You Go", and "U Smile" were top thirty hits on the U.S. Hot 100, and top twenty hits in Canada. (REUTERS/Mario Anzuoni)

An image released by Vanity Fair shows the February magazine cover with an image taken by Art Streiber of singer Justin Bieber. (AP/)

In July 2010, it was reported that Bieber was the most searched for celebrity on the Internet. (REUTERS/Lucy Nicholson)

A newspaper in the UK published a report indicating that Justin Bieber is more influential in the social networking sphere than Barack Obama or The Dalai Lama. (REUTERS/Mario Anzuoni)