The 55th Annual GRAMMY Awards - Show

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Musician Jack White performs onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

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Singers Bruno Mars, Rihanna and Damian Marley perform onstage during the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

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Musician Prince speaks onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

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Singer Carrie Underwood performs onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

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Musician Jack White performs onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Press Room

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Singer Kimbra, winner Best Pop Duo/Group Performance for 'Somebody That I Used to Know,' poses in the press room at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.

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Johnny Depp walks on the stage at the Staples Center during the 55th Grammy Awards in Los Angeles, California, February 10, 2013. AFP PHOTO Joe KLAMAR

The 55th Annual GRAMMY Awards - Show

onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.

US-MUSIC-GRAMMY AWARDS-SHOW

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Winner of the Best Pop Vocal Album Kelly Clarkson reacts on stage at the Staples Center during the 55th Grammy Awards in Los Angeles, California, February 10, 2013. AFP PHOTO Joe KLAMAR

The 55th Annual GRAMMY Awards - Show

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Singer Rihanna performs onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

onstage during the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

(credit: Kevork Djansezian/Getty Images)

Singer Rihanna performs onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

(credit: Christopher Polk/Getty Images for NARAS)

Singer Justin Timberlake performs onstage during the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

(credit: Christopher Polk/Getty Images for NARAS)

Singer Justin Timberlake performs onstage during the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

(credit: Christopher Polk/Getty Images for NARAS)

Singer Justin Timberlake performs onstage during the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California.

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(credit: JOE KLAMAR/AFP/Getty Images)

Alicia Keys and Adam Levine from Maroon 5 perform on stage at Staples Center during the 55th Grammy Awards in Los Angeles, California, February 10, 2013. AFP PHOTO/Joe KLAMAR

The 55th Annual GRAMMY Awards - Show

Justin Timberlake onstage during the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California.

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Alicia Keys and Adam Levine from Maroon 5 perform on stage at Staples Center during the 55th Grammy Awards in Los Angeles, California, February 10, 2013. AFP PHOTO/Joe KLAMAR (Photo credit should read JOE KLAMAR/AFP/Getty Images)

The 55th Annual GRAMMY Awards - Show

onstage during the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

Justin Timberlake onstage during the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

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Musician Dave Grohl and actress Pauley Perrette speak onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

onstage during the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California.

US-MUSIC-GRAMMY AWARDS-SHOW

Justin Timberlake and Jay-Z perform at the stage at the Staples Center during the 55th Grammy Awards in Los Angeles, California, February 10, 2013. AFP PHOTO Joe KLAMAR (Photo credit should read JOE KLAMAR/AFP/Getty Images)

The 55th Annual GRAMMY Awards - Backstage And Audience

attends the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.

US-MUSIC-GRAMMY AWARDS-SHOW

(credit: JOE KLAMAR/AFP/Getty Images)

Ellen DeGeneres and Beyonce speak on the stage at the Staples Center during the 55th Grammy Awards in Los Angeles, California, February 10, 2013.

The 55th Annual GRAMMY Awards - Show

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Singer Carrie Underwood, singer Miguel and rapper Wiz Khalifa speak onstage during the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

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Singer Kelly Rowland (L) and rapper Nas speak onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Press Room

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Musician Bonnie Raitt, winner of Best Americana Album for 'Slipstream,' poses in the press room at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

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Singer Nate Ruess performs onstage during the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

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TV personality Ellen DeGeneres (L) and singer Beyonce speak onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.

The 55th Annual GRAMMY Awards - Show

(credit: Kevork Djansezian/Getty Images)

Singer Justin Timberlake performs onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California.