Bieber, Swift, Minaj and Carly Rae Jepsen win AMAs

Swift won more awards, Bieber thanked his haters, Ke$ha and Usher sang during Sunday's American Music Awards.

Actress Jennifer Morrison arrives at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. (Photo by Jordan Strauss/Invision/AP)

Actress Jennifer Morrison arrives at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. (Photo by Jordan Strauss/Invision/AP)

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