deadmau5 debuts new track at Red Rocks Amphitheater [WATCH] Touching down in Colorado for the second half of his lots of shows in a row tour, deadmau5 dropped an untitled new song caught by a fan's video. Watch here. Related Posts: Richie Hawtin, deadmau5 launch digital collectibles gaming venture deadmau5 uploads a host of unreleased demos to Audius