56th Annual Grammy Awards

LOS ANGELES, CA - JANUARY 26: (L-R) Musicians Lindsey Buckingham, Trent Reznor, Dave Grohl, Jon Theodore, Josh Homme and Troy Van Leeuwen perform onstage during the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

LOS ANGELES, CA - JANUARY 26: Recording artists Thomas Bangalter and Pharrell Williams, winners of Album of the Year and Record of the Year attend the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Christopher Polk/Getty Images)

Olivia Harrison (L), Alicia Keys and Yoko Ono (R) present the award for Album of the year to Daft Punk for \"Random Access Memories\" at the 56th annual Grammy Awards in Los Angeles, California January 26, 2014. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) (GRAMMYS-SHOW)

LOS ANGELES, CA - JANUARY 26: Musicians Miranda Lambert and Billie Joe Armstrong perform onstage during the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

Macklemore (L), Ryan Lewis (2nd R), Mary Lambert (2nd L), Madonna (C) embrace on stage after performing the song \"Same Love\" while Queen Latifa (R) officiated over a mass wedding at the 56th Grammy Awards at the Staples Center in Los Angeles, California, January 26, 2014. AFP PHOTO FREDERIC J. BROWNFREDERIC J. BROWN/AFP/Getty Images

Lang Lang, left, and James Hetfield of Metallica, perform \"One\" at the 56th annual Grammy Awards at Staples Center on Sunday, Jan. 26, 2014, in Los Angeles. (Photo by Matt Sayles/Invision/AP)

Steven Tyler and Smokey Robinson (R) announce the winner for record of the year at the 56th annual Grammy Awards in Los Angeles, California January 26, 2014. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) (GRAMMYS-SHOW)

LOS ANGELES, CA - JANUARY 26: Musicians Carole King (L) and Sara Bareilles speak onstage during the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

Willie Nelson, Kris Kristofferson, Merle Haggard and Blake Shelton (L to R) perform \"Mamas Don't Let Your Babies Grow Up To Be Cowboys\" at the 56th annual Grammy Awards in Los Angeles, California January 26, 2014. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT TPX IMAGES OF THE DAY) (GRAMMYS-SHOW)

LOS ANGELES, CA - JANUARY 26: (L-R) Musicians Nile Rodgers, Pharrell Williams, Thomas Bangalter and Guy-Manuel de Homem-Christo of Daft Punk, and Stevie Wonder perform onstage during the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

LOS ANGELES, CA - JANUARY 26: Musician Bruno Mars accepts the Best Pop Vocal Album award for 'Unorthodox Jukebox' onstage during the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

LOS ANGELES, CA - JANUARY 26: Singer Kacey Musgraves performs onstage during the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

LOS ANGELES, CA - JANUARY 26: Musicians Paul McCartney (L) and Ringo Starr of The Beatles perform onstage during the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

Julia Roberts speaks at the 56th annual Grammy Awards at Staples Center on Sunday, Jan. 26, 2014, in Los Angeles. (Photo by Matt Sayles/Invision/AP)

Kendrick Lamar (C) and Imagine Dragons perform \"Radioactive\" at the 56th annual Grammy Awards in Los Angeles, California January 26, 2014. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) (GRAMMYS-SHOW)

LOS ANGELES, CA - JANUARY 26: Rapper Jay Z accepts the Best Rap/Sung Collaboration award for 'Holy Grail' onstage during the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

LOS ANGELES, CA - JANUARY 26: Musician Ringo Starr performs onstage during the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

Nate Ruess, left, and Pink perform \"Just Give Me a Reason\" at the 56th annual Grammy Awards at Staples Center on Sunday, Jan. 26, 2014, in Los Angeles. (Photo by Matt Sayles/Invision/AP)

Lorde accepts the award for best pop solo performance for \"Royals\" at the 56th annual Grammy Awards at Staples Center on Sunday, Jan. 26, 2014, in Los Angeles. (Photo by Matt Sayles/Invision/AP)

Tommy Iommi, Ozzy Osbourne and Geezer Butler of Black Sabbath (L-R) introduce a performance by Ringo Star r at the 56th annual Grammy Awards in Los Angeles, California January 26, 2014. REUTERS/ Mario Anzuoni (UNITED STATES TAGS:ENTERTAINMENT) (GRAMMYS-SHOW)

Taylor Swift performs \"All of Me\" at the 56th annual Grammy Awards at Staples Center on Sunday, Jan. 26, 2014, in Los Angeles. (Photo by Matt Sayles/Invision/AP)

Winners For Best Rock Song Paul McCartney (L) and Dave Grohl (with Krist Novoselic and Pat Smear) give their acceptance speech on stage during the 56th Grammy Awards at the Staples Center in Los Angeles, California, January 26, 2014. AFP PHOTO FREDERIC J. BROWNFREDERIC J. BROWN/AFP/Getty Images

LOS ANGELES, CA - JANUARY 26: Singer Charlie Wilson (L) and comedian Kevin Hart speak onstage during the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

Katy Perry performs \"Dark Horse\" at the 56th annual Grammy Awards at Staples Center on Sunday, Jan. 26, 2014, in Los Angeles. (Photo by Matt Sayles/Invision/AP)

Keith Urban performs \"Cop Car\" at the 56th annual Grammy Awards in Los Angeles, California January 26, 2014. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) (GRAMMYS-SHOW)

LOS ANGELES, CA - JANUARY 26: Singer Robin Thicke (L) and musician Lou Pardini of Chicago perform onstage during the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

LOS ANGELES, CA - JANUARY 26: (L-R) Musicians Pharrell Williams, Thomas Bangalter and Guy-Manuel de Homem-Christo of Daft Punk, and Nile Rodgers accept the Best Pop Duo/Group Performance award for 'Get Lucky' onstage during the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

LOS ANGELES, CA - JANUARY 26: Singer Hunter Hayes performs onstage during the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

Ryan Lewis, left, and Macklemore, second left, accept the award for best new artist from presenters Anna Kendrick, right and Pharrell Williams at the 56th annual Grammy Awards at Staples Center on Sunday, Jan. 26, 2014, in Los Angeles. (Photo by Matt Sayles/Invision/AP)

Lorde performs \"Royals\" at the 56th annual Grammy Awards at Staples Center on Sunday, Jan. 26, 2014, in Los Angeles. (Photo by Matt Sayles/Invision/AP)

LOS ANGELES, CA - JANUARY 26: Host LL Cool J speaks onstage during the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

Beyonce Knowles and Jay-Z perform on stage for the 56th Grammy Awards at the Staples Center in Los Angeles, California, January 26, 2014. AFP PHOTO FREDERIC J. BROWNFREDERIC J. BROWN/AFP/Getty Images