The plot revolves around Ethan’s "nerd-fest" Halloween party, which turns dangerous when a magical mask worn by Rory transforms all the guests into real-life versions of their costumes.
Benny eventually uses his magic to blast the mask off Rory, breaking the spell just as Ethan and Sarah are about to kiss. Key Details & Trivia [S2E11] Halloweird
The episode is a direct parody of the Buffy the Vampire Slayer episode "Halloween" and the Twilight saga. It also contains references to Doctor Who (via a "Doctor When" costume) and Halloweentown II: Kalabar's Revenge . [S2E11] Halloweird