MTV Music Awards

Chris Martin of the band Coldplay performs at the MTV European Music Awards 2011, in Belfast, Northern Ireland Sunday, Nov. 6, 2011. (AP Photo/Joel Ryan)

Host Selena Gomez presents at the MTV European Music Awards 2011, in Belfast, Northern Ireland Sunday, Nov. 6, 2011. (AP Photo/Joel Ryan)

Winner of the Best Live award Katy Perry reacts at the MTV European Music Awards 2011, in Belfast, Northern Ireland Sunday, Nov. 6, 2011. (AP Photo/Joel Ryan)

Winner of the Best Female act Lady Gaga poses with her trophy at the MTV European Music Awards 2011, in Belfast, Northern Ireland, Sunday, Nov. 6, 2011. (AP Photo/Joel Ryan)

Singer Jessie J performs at the MTV European Music Awards 2011, in Belfast, Northern Ireland Sunday, Nov. 6, 2011. (AP Photo/Joel Ryan)

Lady Gaga performs at the MTV European Music Awards 2011, in Belfast, Northern Ireland Sunday, Nov. 6, 2011. (AP Photo/Joel Ryan)

Singer Justin Bieber performs at the MTV European Music Awards 2011, in Belfast, Northern Ireland Sunday, Nov. 6, 2011. (AP Photo/Joel Ryan)

Actress Hayden Panettiere, left, is hugged by Lady Gaga onstage at the MTV European Music Awards 2011, in Belfast, Northern Ireland Sunday, Nov. 6, 2011. (AP Photo/Joel Ryan)

SInger Justin Bieber with his award for Best Pop act at the MTV European Music Awards 2011, in Belfast, Northern Ireland Sunday, Nov. 6, 2011. (AP Photo/Joel Ryan)

Lady Gaga kneels in front of models Bar Refaeli, back left, and Irina Shayk, back right, at the MTV European Music Awards 2011, in Belfast, Northern Ireland Sunday, Nov. 6, 2011. (AP Photo/Joel Ryan)

Adam Lambert, left, and Brian May perform at the MTV European Music Awards 2011, in Belfast, Northern Ireland Sunday, Nov. 6, 2011. (AP Photo/Joel Ryan)

Singer Lady Gaga kisses one of her three awards following the MTV European Music Awards 2011, in Belfast, Northern Ireland Sunday, Nov. 6, 2011. (AP Photo/David Azia)

Rihanna arrives at the MTV Video Music Awards on Thursday, Sept. 6, 2012, in Los Angeles. (AP Photo)