Bibi and her friends are supposed to practice a duplication spell on Aunt Mania's hat. "Eenie meenie ghostly hours, witch's hat has now disappeared. With cat's meow and raven's caw, the witch's hat is there four times. Hex-hex!" And indeed: four identical hats lie before the young witches! But when Bibi tries to pick one up, it suddenly makes a sound: "Meow!" Something must have gone wrong. However, the four realize that you can have a lot of fun with the enchanted witch hats...