Horrid Henry: Find the Hidden Gizmos - flash game. The object of this Horrid Henry game is to help Henry get the Double Drencher 4000 that Moody Margaret owns. Moody Margaret will only accept a full set of Gizmos of breakfast cereal collectible toys. Horrid Henrys brother Perfect Peter has a massive amount of these gizmos all around the house. Guide Henry through the house to locate the 30 Gizmos to give Moody Margaret before your time is up.