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

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 .

While listed as S2E11, some broadcast schedules and home media releases place it differently; for instance, the Fringe subreddit notes a different "S2E11" for that series entirely.

Becomes possessed by an ancient shaman spirit while wearing the 15,000-year-old magic mask. Jane: Rory's mask turns Ethan’s sister into a cat.

[s2e11] Halloweird May 2026

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 . It also contains references to Doctor Who (via

While listed as S2E11, some broadcast schedules and home media releases place it differently; for instance, the Fringe subreddit notes a different "S2E11" for that series entirely. Jane: Rory's mask turns Ethan’s sister into a cat

Becomes possessed by an ancient shaman spirit while wearing the 15,000-year-old magic mask. Jane: Rory's mask turns Ethan’s sister into a cat.