The telecast will feature eight performances in front of a small crowd by the singer and a sit-down interview with Katie Couric. The special, conceived and directed by Lady Gaga, will also feature appearances by Tony Bennett and chef Art Smith. Lady Gaga will perform a duet with Bennett and a slew of her songs, including 'Marry the Night,' 'You and I' and 'The Edge of Glory.' S... (展開(kāi)全部)