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Ne-Yo performs onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

Luke Bryan performs during the Grammy Nominations Concert in Nashville, Tennessee December 5, 2012. REUTERS/Harrison McClary

Janelle Monae performs at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Wade Payne/Invision/AP)

From left, Wesley Schultz, Neyla Pekarek and Jeremiah Fraites, of musical group The Lumineers, announce the nominees for best country solo perfomance at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Wade Payne/Invision/AP)

From left, Philip Sweet, Kimberly Schlapman, Jimi Westbrook and Karen Fairchild, of the musical group Little Big Town, announce the nominees for best new artist at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Wade Payne/Invision/AP)

Hunter Hayes performs during the the Grammy Nominations Concert in Nashville, Tennessee December 5, 2012. REUTERS/Harrison McClary

Co-hosts Taylor Swift and LL Cool J speak onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

Maroon 5 performs during the Grammy Nominations Concert in Nashville, Tennessee December 5, 2012. REUTERS/Harrison McClary

President/CEO of The Recording Academy Neil Portnow speaks onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Michael Kovac/Getty Images)

Co-hosts Taylor Swift and LL Cool J speak onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

Nate Ruess of the band Fun performs during the Grammy Nominations Concert in Nashville, Tennessee December 5, 2012. REUTERS/Harrison McClary

Musician Neil Perry of The Band Perry, singer Dierks Bentley and Kimberly Perry and Reid Perry of The Band Perry perform onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

Singer Adam Levine of Maroon 5 performs onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Christopher Polk/Getty Images)

Music fans take cell phone photos of LL Cool J and Taylor Swift onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Michael Kovac/Getty Images)

Nate Ruess of Fun. and Janelle Monae perform onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

Guitarist James Valentine of Maroon 5 performs onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Christopher Polk/Getty Images)

Chris Young and Sheryl Crow speak onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Michael Kovac/Getty Images)

Dierks Bentley, left, and Kimberly Perry, of the musical group The Band Perry, perform at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Wade Payne/Invision/AP)

Hunter Hayes performs during the Grammy Nominations Concert in Nashville, Tennessee December 5, 2012. REUTERS/Harrison McClary

Ne-Yo performs "Let Me Love You" at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Wade Payne/Invision/AP)

Sheryl Crow and Chris Young attend The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

Nate Ruess, of the musical group fun., performs at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Wade Payne/Invision/AP)

Adam Levine, of the musical group Maroon 5, performs at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Wade Payne/Invision/AP)

Dierks Bentley (L) performs with The Band Perry during the the Grammy Nominations Concert in Nashville, Tennessee December 5, 2012. REUTERS/Harrison McClary

Hosts Taylor Swift, left, and LL Cool J speak onstage at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Wade Payne/Invision/AP)

Dierks Bentley and Kimberly Perry of The Band Perry onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

Maroon 5 performs during the Grammy Nominations Concert in Nashville, Tennessee December 5, 2012. REUTERS/Harrison McClary

Co-host Taylor Swift poses for a photo at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Donn Jones/Invision/AP)

Janelle Monae poses for a photo backstage at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Donn Jones/Invision/AP)

The Lumineers, from left, Wesley Schultz, Neyla Pekarek and Jeremiah Fraites, pose for a photo backstage at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Donn Jones/Invision/AP)

Hunter Hayes poses for a photo backstage at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Donn Jones/Invision/AP)

Country Artist Rhett Walker of the Rhett Walker Band poses for a photo backstage at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Donn Jones/Invision/AP)

Ne-Yo poses for a photo backstage at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Donn Jones/Invision/AP)

The band Fun, from left, Jack Antonoff, Andrew Dost and Nate Ruess pose for a photo backstage at the Grammy Nominations Concert Live! at Bridgestone Arena on Wednesday, Dec. 5, 2012, in Nashville, Tenn. (Photo by Donn Jones/Invision/AP)