Cartoon Network/Mean Girls (2004)

Cast

 * Sarah (from Ed, Edd, n Eddy) as Cady Heron
 * Dee Dee (from Dexter's Laboratory) as Janis Ian
 * Marceline the Vampire Queen (from Adventure Time) as Regina George
 * Mee Mee (from Dexter's Laboratory) as Gretchen Weiners
 * Margaret (from Regular Show) as Karen Smith
 * Mordecai (from Regular Show) as Aaron Samuels
 * and more