Moments from Justin Bieber's career
Usher (L) and Bieber arrive at the Kids' Choice Awards on March 28, 2009 in Los Angeles. Later that year, Bieber's first album, "My World," would debut at No. 6 on Billboard's charts.
Bieber arrives at the White House Correspondents Dinner in Washington, D.C., on May 1, 2010
Bieber performs on "Today" at Rockefeller Center in New York City on June 4, 2010.
Bieber performs in Sunrise, Fla., on August 5, 2010. Bieber's album "My World 2.0" debuted at No. 1 on the Billboard 200.
Bieber won Best New Artist at the MTV Video Music Awards in Los Angeles on September 12, 2010 in Los Angeles
Bieber performs at the American Airlines Arena in Miami, Fla., on December 18, 2010
Bieber (L) attends the unveiling of his new waxwork at Madame Tussauds in London on March 15, 2011. Bieber cut his signature hairdo and sold his hair on eBay for $40,668. The money went to the animal rescue organization The Gentle Barn Foundation.
Bieber holds his baby brother, Jaxon, as he arrives on the red carpet at the MuchMusic Video Awards in Toronto on June 17, 2012.