As the Belchers prepare for Christmas, Bob gets an unexpected call from Mr. Fischoeder (guest star Kevin Kline) asking him to bring food to a party at his home. When Bob arrives, he discovers that he has gotten involved in an intense gingerbread house building competition with Mr. Fischoeder's rowdy group of friends. Meanwhile, Linda and Teddy try to inspire some Christmas cheer in the neighbors as they take the kids caroling.