The 55th Annual GRAMMY Awards - Arrivals

Taylor Swift arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Arrivals

Justin Timberlake arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Carly Rae Jepsen attends the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Red Carpet

Miguel and Jack White arrive at the 55th Annual GRAMMY Awards on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Arrivals

RedFoo of LMFAO arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Chris Brown attends the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Arrivals

DJ Kaskade and wife Naomi Raddon arrive at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Arrivals

(L-R) Musicians Axwell, Sebastian Ingrosso, and Steve Angello of Swedish House Mafia arrive at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Arrivals

Skrillex arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Gotye (L) and Kimbra attend the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Arrivals

Estelle arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Carly Rae Jepsen attends the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Red Carpet

Skrillex arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

DJ Al Walser arrives at the Staples Center for the pre-telecast of the 55th Grammy Awards in Los Angeles, California, February 10, 2013. (Photo JOE KLAMAR/AFP/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Justin Timberlake arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Justin Timberlake arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Justin Timberlake arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Lupe Fiasco arrives on the red carpet at the Staples Center for the 55th Grammy Awards in Los Angeles, California, February 10, 2013. (FREDERIC J. BROWN/AFP/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

?uestlove (L) of the Roots and guest attend the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Arrivals

Justin Timberlake arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Arrivals

RedFoo of LMFAO arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Kat Von D (L) and DJ Deadmau5 attend the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Arrivals

Sean Paul arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Rick Ross attends the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Arrivals

Skylar Grey arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Arrivals

Skylar Grey arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Nate Ruess and guitarist Jack Antonoff of fun. attend the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Red Carpet

Wiz Khalifa (L) and model Amber Rose attend the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Arrivals

Justin Timberlake arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Arrivals

Justin Timberlake arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Rapper Riff Raff arrives on the red carpet at the Staples Center for the 55th Grammy Awards in Los Angeles, California, February 10, 2013. (FREDERIC J. BROWN/AFP/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Rapper Riff Raff arrives on the red carpet at the Staples Center for the 55th Grammy Awards in Los Angeles, California, February 10, 2013. (FREDERIC J. BROWN/AFP/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Chris Brown attends the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Arrivals

Chris Brown attends the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Red Carpet

L.L. Cool J arrives at the 55th Annual GRAMMY Awards on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Red Carpet

Florence Welch arrives at the 55th Annual GRAMMY Awards on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Red Carpet

The Lumineers arrive at the 55th Annual GRAMMY Awards on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Red Carpet

Adele arrives at the 55th Annual GRAMMY Awards on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Red Carpet

SkyBlu attends the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Red Carpet

Adele arrives at the 55th Annual GRAMMY Awards on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Red Carpet

Taylor Swift arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Taylor Swift arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Taylor Swift arrives at the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)