It Pennywise Deluxe Costume You'll be the creepiest clown in popular culture when you're wearing our Stephen King IT Deluxe Pennywise Costume! This ghoulish clown costume will make all the kids trick-or-treating this year shudder, since this villain from IT is sure to creep them out! Don't miss out on this essential Stephen King inspired Halloween costume! Item cannot be shipped to P.O. Boxes