Last month you’ve seen the first look at what Lady Gaga will be wearing on her cameo on Gossip Girl. InStyle UK has a sneak peek of Gossip Girl’s “The Last Days of Disco Stick” episode airing this Monday featuring Lady Gaga in a 30ft long red dress performing her new single, Bad Romance, at a special private show at New York University, arranged by Blair Waldorf. Can’t wait to watch the full episode, be sure to tune in!