Introduction: Girl world -- I love seeing teachers outside of school: The real-life origins of Mean Girls -- That is so fetch: Mean Girls starts to take shape -- I meant to say cool, but then I started to say great: Casting a classic -- You're, like, really pretty: Finalizing the cast -- On Wednesdays, we wear pink: Making the Plastics happen -- I want my pink shirt back: The boys in girl world -- How many of you have ever felt personally victimized by Regina George?: The high school world -- I can't help it that I'm popular: The race toward the box office -- If North Shore was Us Weekly: Mean Girls' success makes Lindsay Lohan a star -- and a tabloid target -- Why are you so obsessed with me?: How Internet culture made Mean Girls happen -- All you sucka MCs ain't got nothin' on me: Mean Girls finds new life on Broadway -- The limit does not exist: Mean Girls lives on.