When Bob learns that Linda's parents are coming for a visit, he takes drastic measures to avoid having contact with them. While fixing a leak in the attic, he pretends to get stuck while investigating a series of Prohibition Era passageways behind the walls. Bob manages to run the restaurant by ordering the family around from the safety of his wall maze, but then actually becomes stuck and begins to get a touch of cabin fever.
Bob's favorite holiday of all time, and this year he is determined to make it the most memorable Thanksgiving ever. However, the plans change when Mr. Fischoeder needs to hire Bob as his chef, and Linda and the kids as his family to stage the perfect Thanksgiving dinner and make a former flame jealous.