FILE- This Wednesday, Nov. 30, 2011 file photo shows Ludacris as he performs at the Grammy Nominations Concert in Los Angeles. This year, 50 Cent, Quincy Jones and Ludacris released their own line of headphones. (AP Photo/Matt Sayles, FILE)

FILE - In a Nov. 30, 2011 file photo, Taraji P. Henson announces the song of year at the Grammy Nominations Concert in Los Angeles. The National Academy of Recording Arts & Sciences will have its annual live nominations concert special in Nashville, Tenn., Dec. 5, 2012. (AP Photo/Matt Sayles, File)