When the rest of the BFFL gets rude and rowdy, Ruby becomes suspicious. What could make the girls turn their classmates into chimps? What could make them cast a spell on the principal? What could make them brainwash Trollzopolis?? Simon. Apparently the evil hypnotic cookies Simon fed them at Mystic Fallz weren't duds after all, just a time release, and time is up for Trollzopolis.
