When a ventriloquists's doll named Slappy is left on the doorstep of Cathy O'Connor's father's Haunted Horror Museum, strange things begin to happen. And things take a more sinister turn when the dummy comes face to face with the museum's new mummy, Arrogotus. Now Cathy's friends who are visiting the museum could be in grave danger.
General Note
Includes an excerpt from: Revenge of the invisible boy.