The 40th American Music Awards

Usher holds up the award for favorite male artist Soul/R&B at the 40th American Music Awards in Los Angeles, California November 18, 2012. REUTERS/Jonathan Alcorn

Justin Bieber is smothered in kisses by presenter Jenny McCarthy as he accepts the award for favorite album - pop/rock for ?Believe? at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Photo by Matt Sayles/Invision/AP

The 40th American Music Awards

Carrie Underwood poses backstage with the award for favorite country music album for "Blown Away" at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Jordan Strauss/Invision/AP

The 40th American Music Awards

Chris Allen, Tyler Glenn, Elaine Bradley and Branden Campbell, left to right, from the band Neon Trees present the award for favorite album - country at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Photo by John Shearer/Invision/AP

The 40th American Music Awards

Justin Bieber accepts the award for artist of the year as he embraces his mom Pattie Malette at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Photo by John Shearer/Invision/AP

The 40th American Music Awards

Carly Rae Jepsen poses backstage with the Old Navy new artist of the year award at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Photo by Jordan Strauss/Invision/AP

The 40th American Music Awards

Luke Bryan poses backstage with the award for favorite country music male artist at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Jordan Strauss/Invision/AP photo

The 40th American Music Awards

Justin Bieber accepts the award for favorite pop/rock male at the 40th American Music Awards in Los Angeles, California, November 18, 2012. REUTERS/Danny Moloshok

The 40th American Music Awards

Actor Eric Stonestreet, from the sitcom "Modern Family," presents the award for favorite country female artist to Taylor Swift at the 40th American Music Awards in Los Angeles, California, November 18, 2012. REUTERS/Danny Moloshok (UNITED STATES - Tags: ENTERTAINMENT) (AMA-SHOW)

The 40th American Music Awards

Taylor Swift accepts the award for favorite female artist - country at the 40th Annual American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Photo by John Shearer/Invision/AP

The 40th American Music Awards

Usher accepts the award for favorite male artist - soul/R&B at the 40th Annual American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Photo by John Shearer/Invision/AP

The 40th American Music Awards

Lady Antebellum accept the award for favorite country band duo or group at the 40th American Music Awards in Los Angeles, California, November 18, 2012. REUTERS/Danny Moloshok

The 40th American Music Awards

Nicki Minaj accepts the award for favorite rap hip hop album for "Pink Friday: Roman Reloaded" at the 40th American Music Awards in Los Angeles, California, November 18, 2012. REUTERS/Danny Moloshok

The 40th American Music Awards

Kelly Rowland (L) and Elisha Cuthbert announce David Guetta as the winner of the award for favorite electronic dance music artist at the 40th American Music Awards in Los Angeles, California, November 18, 2012. REUTERS/Danny Moloshok

The 40th American Music Awards

Nicki Minaj accepts the award for favorite artist - rap/hip-hop at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Photo by John Shearer/Invision/AP

The 40th American Music Awards

The 40th American Music Awards

Usher holds up the award for favorite male artist Soul/R&B at the 40th American Music Awards in Los Angeles, California November 18, 2012. REUTERS/Jonathan Alcorn

Justin Bieber is smothered in kisses by presenter Jenny McCarthy as he accepts the award for favorite album - pop/rock for ?Believe? at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Photo by Matt Sayles/Invision/AP

Carrie Underwood poses backstage with the award for favorite country music album for "Blown Away" at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Jordan Strauss/Invision/AP

Chris Allen, Tyler Glenn, Elaine Bradley and Branden Campbell, left to right, from the band Neon Trees present the award for favorite album - country at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Photo by John Shearer/Invision/AP

Justin Bieber accepts the award for artist of the year as he embraces his mom Pattie Malette at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Photo by John Shearer/Invision/AP

Carly Rae Jepsen poses backstage with the Old Navy new artist of the year award at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Photo by Jordan Strauss/Invision/AP

Luke Bryan poses backstage with the award for favorite country music male artist at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Jordan Strauss/Invision/AP photo

Justin Bieber accepts the award for favorite pop/rock male at the 40th American Music Awards in Los Angeles, California, November 18, 2012. REUTERS/Danny Moloshok

Actor Eric Stonestreet, from the sitcom "Modern Family," presents the award for favorite country female artist to Taylor Swift at the 40th American Music Awards in Los Angeles, California, November 18, 2012. REUTERS/Danny Moloshok (UNITED STATES - Tags: ENTERTAINMENT) (AMA-SHOW)

Taylor Swift accepts the award for favorite female artist - country at the 40th Annual American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Photo by John Shearer/Invision/AP

Usher accepts the award for favorite male artist - soul/R&B at the 40th Annual American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Photo by John Shearer/Invision/AP

Lady Antebellum accept the award for favorite country band duo or group at the 40th American Music Awards in Los Angeles, California, November 18, 2012. REUTERS/Danny Moloshok

Nicki Minaj accepts the award for favorite rap hip hop album for "Pink Friday: Roman Reloaded" at the 40th American Music Awards in Los Angeles, California, November 18, 2012. REUTERS/Danny Moloshok

Kelly Rowland (L) and Elisha Cuthbert announce David Guetta as the winner of the award for favorite electronic dance music artist at the 40th American Music Awards in Los Angeles, California, November 18, 2012. REUTERS/Danny Moloshok

Nicki Minaj accepts the award for favorite artist - rap/hip-hop at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. Photo by John Shearer/Invision/AP

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