The 55th Annual GRAMMY Awards - Red Carpet

(L-R) Singer Tim McGraw, singer Faith Hill, actress Nicole Kidman and singer Keith Urban 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

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

The 55th Annual GRAMMY Awards - Red Carpet

Musician Karen Fairchild of Little Big Town 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

Eric Church and Katherine Blasingame arrive at the 55th Annual GRAMMY Awards on February 10, 2013 in Los Angeles, California. (credit: Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Red Carpet

Singer Hunter Hayes attends the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (credit: Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Red Carpet

Singer Miranda Lambert 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

Actress Nicole Kidman (L) and singer Keith Urban 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

Actress Kat Dennings 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

Singer Carrie Underwood poses in the press room with her trophy for best Country song for 'Stronger' at the Staples Center during the 55th Grammy Awards in Los Angeles, California, February 10, 2013. AFP PHOTO Robyn BECK (Photo credit should read ROBYN BECK/AFP/Getty Images)

The 55th Annual GRAMMY Awards - Red Carpet

Singer Faith Hill (L) and actress Nicole Kidman 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

Actress Kaley Cuoco 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

ctress Nicole Kidman (L) and singer Keith Urban 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

Beyoncé 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

(L-R) Singer Tim McGraw, singer Faith Hill, actress Nicole Kidman and singer Keith Urban 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

Singer John Mayer 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

Singer Taylor Swift 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

Singer Rihanna 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

Maroon 5 band members James Valentine, Adam Levine, PJ Morton, Matt Flynn and Mickey Madden 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

Travis Barker 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

Singer Taylor Swift 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

Singer Adele 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

Musician Jack White 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

Rapper/actor LL Cool J 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

Miranda Lambert the 55th Annual GRAMMY Awards on February 10, 2013 in Los Angeles, California. (credit: Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Red Carpet

Singer Bonnie Raitt attends the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (credit: Christopher Polk/Getty Images for NARAS)

The 55th Annual GRAMMY Awards - Red Carpet

Singer Taylor Swift 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

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

The 55th Annual GRAMMY Awards - Red Carpet

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