2013 Grammy Awards

Carrie Underwood performs on stage at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by John Shearer/Invision/AP)

LOS ANGELES, CA - FEBRUARY 10: Singers Justin Timberlake and Jay-Z onstage during the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

Frank Ocean performs \"Forrest Gump\" at the 55th annual Grammy Awards in Los Angeles, California, February 10, 2013. REUTERS/Mike Blake (UNITED STATES TAGS: ENTERTAINMENT) (GRAMMY-SHOW)

LOS ANGELES, CA - FEBRUARY 10: (L-R) Musicians Ben Lovett, Marcus Mumford, Ted Dwane and Winston Marshall of Mumford & Sons accept Album of the Year award for \"Babel\" with presenter Adele (far R) onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

LOS ANGELES, CA - FEBRUARY 10: Musician Jack White (L) and band perform onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

LOS ANGELES, CA - FEBRUARY 10: Rapper Jay-Z, winners of Best Rap Song Collaboration and Best Rap Performance, poses in the press room at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

Presenter Prince speaks on stage at the 55th annual Grammy Awards in Los Angeles, California, February 10, 2013. REUTERS/Mike Blake (UNITED STATES TAGS: ENTERTAINMENT) (GRAMMY-SHOW)

LOS ANGELES, CA - FEBRUARY 10: Singer Kelly Clarkson accepts Best Pop Vocal Album award for \"Stronger\" onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

Maroon 5 singer Adam Levine (L) and Alicia Keys perform at the 55th annual Grammy Awards in Los Angeles, California, February 10, 2013. REUTERS/Mike Blake (UNITED STATES TAGS:ENTERTAINMENT) (GRAMMYS-SHOW)

epa03578406 US singer Beyonce holds the award for Best R&B Performance at the 55th Annual Grammy Awards in Los Angeles, California, USA, 10 February 2013. EPA/PAUL BUCK

Sting (L), Ziggy Marley (C), Bruno Mars and Rihanna (R) perform a tribute to Bob Marley at the 55th annual Grammy Awards in Los Angeles, California, February 10, 2013. REUTERS/Mike Blake (UNITED STATES - Tags: ENTERTAINMENT) (GRAMMYS-SHOW)

LOS ANGELES, CA - FEBRUARY 10: 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. (Photo by Kevork Djansezian/Getty Images)

Frank Ocean accepts the award for best urban contemporary album for \"Channel Orange\" at the 55th annual Grammy Awards in Los Angeles, California, February 10, 2013. REUTERS/Mike Blake (UNITED STATES TAGS:ENTERTAINMENT) (GRAMMYS-SHOW)

LOS ANGELES, CA - FEBRUARY 10: Singer Rihanna performs onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

LOS ANGELES, CA - FEBRUARY 10: Musicians Dan Auerbach (L) and Patrick Carney of The Black Keys accept the Best Rock Album Award for \"El Camino\" onstage at the The 55th Annual GRAMMY Awards at Nokia Theatre on February 10, 2013 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

Taylor Swift performs at the 55th annual Grammy Awards in Los Angeles, California, February 10, 2013. REUTERS/Mike Blake (UNITED STATES TAGS:ENTERTAINMENT) (GRAMMYS-SHOW)

LOS ANGELES, CA - FEBRUARY 10: Musicians Elton John (L) and Ed Sheeran perform onstage at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

LOS ANGELES, CA - FEBRUARY 10: Singer Adele, winner of the Best Pop Solo Performance for \"Set Fire To The Rain [Live]\" poses in the press room at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

Carrie Underwood accepts the award for best country solo performance for \"Blown Away\" at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by John Shearer/Invision/AP)

Musical group fun. performs at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by John Shearer/Invision/AP)

Gotye poses with his Grammy awards for Best Pop Duo/Group Performance with Kimbra (R) and for Best Alternative Music Album, backstage at the 55th annual Grammy Awards in Los Angeles, California February 10, 2013. REUTERS/Jonathan Alcorn (UNITED STATES - Tags: ENTERTAINMENT) (GRAMMYS-BACKSTAGE)

Bonnie Raitt, left, and John Mayer speak on stage at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by John Shearer/Invision/AP)

Miranda Lambert and Dierks Bentley (R) perform at the 55th annual Grammy Awards in Los Angeles, California, February 10, 2013. REUTERS/Mike Blake (UNITED STATES TAGS:ENTERTAINMENT) (GRAMMYS-SHOW)

Johnny Depp introduces Mumford and Sons at the 55th annual Grammy Awards in Los Angeles, California, February 10, 2013. REUTERS/Mike Blake (UNITED STATES TAGS:ENTERTAINMENT) (GRAMMYS-SHOW)