Say âHello!â to Halloween! Itâs time for tricks and treats when Elmo and Abby visit Count von Countâs spooky castle for a special Halloween. Count cats and ghosts with them, play pattern games, and help them chase down a runaway pumpkin! Then find out what happens when someone is wearing the same costume as Elmoâeek! Do the Batty Bat dance as you get ready to celebrate Halloween with Elmo and all his friends! Ah, ah, ah!