It's safe to say Saturday Night Live's Mary Katherine Gallagher was the queen of awkward for anyone who grew up in the '90s and 2000s. And when Molly Shannon's fan-favorite SNL character made it to the big screen with Superstar in 1999, Mary Katherine Gallagher became more quotable than ever. Meanwhile, Will Ferrell stole the spotlight as Sky Corrigan — the popular guy with all the creative dance moves and some pretty unforgettable one-liners. For a fun dose of nostalgia, check out 18 memorable Superstar quotes you can use in everyday life.