Superstar!! is a 1999 comedy film and Saturday Night Live spin-off about a quirky, socially inept girl named Mary Katherine Gallagher. The character was created by SNL star Molly Shannon and appeared as a recurring character on SNL in numerous skits.
Oh Sky....I Love You! Nerdy Mary Katherine Gallagher wants to be a superstar so she can get a kiss from Sky Corrigan (Will Ferrell). Mary and her Special Ed friends practice and win the big talent show competition and Mary wins Sky's heart. But she soon finds out that Sky is a horrible kisser...with bad breath!