S2·E19 Tale of the Demon Tail

The Dark Hand seeks out the next Demon Portal at Fenway Park. Hsi Wu the Sky Demon, flies out of the Demon Netherworld but it's right in front of the girls bathroom door, and his tail snaps of as Jade tries to close the door. Hsi Wu disguises himself as one of Jade's classmates and they become friends. But once Hsi Wu learns that Uncle put a Chi Spell on his tail, an angered Jade uses some of the Talismans to confront him.