Nope, CM Punk won't be bringing Killswitch Engage's "This Fire Burns" back as his entrance music. Living Colour's "Cult of Personality" is here for the long run, and Punk explains exactly why. Punk also spoke about a moment at this year's Wrestlemania, where Living Colour linked up with legendary producer Rick Rubin. "Everybody comes to Wrestlemania, even Rick Rubin," Punk recalled. Over the decades, some truly unforgettable musical performances have helped set the tone for legendary entrances.