Costume Designer Mary Jane Fort, the designer for the original 2004 film, "Mean Girls" breaks down some of Lindsay Lohan, Amanda Seyfried, Lacey Chabert, Rachel McAdams' most iconic looks in the film. From "on Wednesdays, we wear pink" to the Christmas pageant scene, Mary explains her concepts and inspirations for each design.

MEAN GIRLS is available now in an anniversary Blu-ray™ featuring collectible pink packaging, deleted scenes, bloopers, behind-the-scenes featurettes, and more.