2011 American Music Awards Red Carpet

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  Singer Katy Perry arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Actor Matthew Morrison arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Singer will.i.am arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Singer Adam Lambert arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Singer Mary J. Blige arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Singer Taylor Swift arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Singer Mario arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. CHRIS PIZZELLO / STF

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  (From left) Musician Gene Simmons and Shannon Tweed arrive at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Lionel Richie arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  (From left) Singers Selena Gomez and Justin Bieber arrive at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Model Heidi Klum arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Actress Vanessa Marano arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Actress Sarah Hyland arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Actress Katie Leclerc arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Actress Jenny McCarthy arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Musician Kimberly Perry of The Band Perry arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Musician John Legend arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Rapper Soulja Boy arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Singer Alanis Morissette arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Singer Jennifer Hudson arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Actress Jennifer Morrison arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Producer/DJ David Guetta arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGE

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  TV personality Vanessa Lachey arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Singer Joe Jonas arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Singer Lance Bass arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  TV personality Audrina Patridge arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  Actress Cheryl Hines arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES

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  TV personality Mike "The Situation" Sorrentino arrives at the 2011 American Music Awards held at Nokia Theatre in Los Angeles on Nov. 20, 2011. JASON MERRITT / GETTY IMAGES