Chris Stapleton has been added to the lineup of Grammy performers. He will be part of a musical tribute to B.B. King, along with Gary Clark Jr. and Bonnie Raitt. Other newly announced performers include Justin Bieber, Diplo and Skrillex, Hollywood Vampires, made up of Alice Cooper, Johnny Depp and Joe Perry, as well as a collaboration between Pitbull, Travis Barker, Robin Thicke and surprise guests. The 58th Annual Grammy Awards will be broadcast live from Los Angeles on February 15th at 8 p.m. ET on CBS.