DJ Pauly D hosts his Super Bowl 49 pre-party at Vanity on Saturday, Jan. 31, 2015, in the Hard Rock Hotel. DJ Pauly D, of “Jersey Shore” fame and a headliner DJ here in Las Vegas for years now, has become a full-time Las Vegas resident and watched Britney Spears’ hit resident show “Britney: Piece of Me” on Monday night at Axis at Planet Hollywood.