Sasha arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Fergie arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Robyn arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Jessie J arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Sheila E. arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Jessie J arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Elvis Costello arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Taylor Swift arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Fergie, right, arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Aaron Rossi arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Taylor Swift arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Nicki Minaj arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Carrie Underwood arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Nicki Minaj arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Bruno Mars arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Cyndi Lauper arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Bonnie Raitt arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Gayle King arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Julianne Hough arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Paris Hilton arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Cyndi Lauper arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Julianne Hough arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Katy Perry arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Taylor Swift arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Katy Perry arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Skylar Grey arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Kelly Price arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Deadmau5 arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Fleet Foxes arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Rihanna arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Carrie Underwood arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Gayle King arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Taraji P. Henson arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Diana Ross arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Miranda Lambert arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Amber Rose arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Pauley Perrette arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Nancy O'Dell arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Busta Rhymes arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Miranda Lambert arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Kelly Osbourne arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Linda Ramone arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Alison Krauss arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Kelly Osbourne arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Tia Carrere arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Katy Perry arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Robyn arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

D'manti arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Esperanza Spalding arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Leeland arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Robyn arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

LL Cool J arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Michelle An arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Jade arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Rihanna arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

C.J. Chenier arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Daniel Ho arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Taraji P. Henson arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Hillary Scott arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Kelly Rowland arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

John Legend arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Rihanna arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Quest Love arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Kathy Griffin arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Malin Akerman arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Rebecca Black arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Steve Martin arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Mika Newton arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Giuliana Rancic arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Sin Quirin, left, and guest arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Anne V, left, and Adam Levine arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Brian Wilson arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Jeff Lipton arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Monty Alexander arrives at the 54th annual GRAMMY Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Fergie arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Jason Aldean, left, and Jessica Aldean arrives at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

David Guetta, left, and Cathy Guetta arrive at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)

Alicia Keys, left, and Swizz Beatz arrive at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Chris Pizzello)