Sabrina’s throwing a Halloween party with a B-movie monster theme. But only Harvey and Jenny show up. Everyone else is at Libby’s super-secret "suprise" Halloween affair. Libby’s winning the popularity game – until Sabrina’s mischievous Aunt Vesta, a real witch invites some of her friends over for a genuine monster bash!
Soon everyone is partying at Sabrina’s, where the zombies, mummy, Wolfman and frankenstein’s monster are stealing the show. Sabrina’s busy trying to keep her friends from learning the truth. That’s when Libby discovers the magic pantry and meets the young warlock who can help her create some havoc of her own.
Suddenly the party’s out of control, and Sabrina’s cover as a normal teenager is about to be blown!