Overlord overhears the Underwoods' plan to get rid of him and runs away. Flower tries to gather escaped animals from her Pet Rescue Party and Jim tries to salvage what Overlord has trashed.

Overlord takes on a school bully at Weaver's school but finds he's out of his element. Flower and Jim decide to run a three-legged race for charity, but Flower's competitive side takes over.

Jim and Flower throw a dinner party to impress Jim's boss. When the dessert goes missing Overlord becomes the prime suspect. He now must solve the mystery of the missing pie in order to clear his good name.

When Overlord enlists the family to look for an object he misplaced one year ago, he leads the Underwoods to recount the first day he arrived at their home. In the flashbacks, Jim tries to impress his parents at dinner.