Surprising Facts You Probably Didn't Know About 'Mean Girls'

It's officially been 15 years since Mean Girls hit theaters and subsequently became a pop culture phenomenon, which pretty much makes it a classic (and one of the last remaining vestiges of Lindsay Lohan's better days). But no matter how many times you've been through Tina Fey's version of girl world, there's always something to be learned. Become a Mean Girls expert with these little known facts about the film.