Superstar is a 1999 comedy movie and "Saturday Night Live" spin-off about a quirky, socially incompetent girl called Mary Katherine Gallagher. The character was created by the "SNL" star, Molly Shannon and appeared as a recurring character on "SNL" in many skits. The story tells about Mary Katherine trying to find her place in her Catholic high school. The movie was directed by a former "Kids in the Hall" member, Bruce McCulloch.