George's birthday is coming up and the family is trying to find the perfect gift for him. Meanwhile, George has been coaching Wesley's baseball team and has been putting pressure on Wesley to be the best he can be which brings to light George's not-so great past as a baseball player.

George and Wesley are big fans of a TV game show called Brain Busters and they are such big fans that they apply to be contestants. When they go for tryouts, Wesley quickly learns he has a dud for a partner, so he dumps George and teams up with Mr. Belvedere. However, he quickly discovers himself going from one extreme to another.

Investing in live commodities puts Mr. Belvedere in the money but George finds himself in something else when he doesn't sell off his share and ends up with a truck load of pigs. This leads him and Mr. Belvedere to drive the rig down to West Virginia to sell the swine but they find that they like the trucker lifestyle so they decide to make it their profession.

Wesley is being harassed at school by some bullies and runs into some luck when an another student scares them off due to his body size. However, Wesley's savior turns into an annoyance when he begins hanging around all the time. Meanwhile, Kevin and Heather are in a battle of the sexes and they drag George and Marsha into their fight.

George reveals that he has a fear of flying and Mr. Belvedere tries to cure him by talking on a ferris wheel ride. When that doesn't work he enrolls him in a fear class with classes being held in the Owens' living room. Meanwhile, Heather's psychology project has her dying her hair blonde and gets a jealous reaction from Angela.

Wesley becomes friends with a new kid, Craig and agrees to write a book report for him to help catch him up. This leads to word getting around and all of Wesley's classmates come to him for papers. However, he quickly finds Craig coming to him for every paper he has to write which leads to Wesley discovering that Craig can't read.

With Homecoming days away, Heather finds herself considering being dateless that is until she meets Keith Elliot and is swept off her feet, that is until he tries to rape her. Meanwhile, Wesley is making a video about Mr. Belvedere's career but is having a hard time getting anything interesting.

Wesley's dog, Spot is running rampant and keeps following around the prize poodle of a neighbor. George and Marsha order Wesley to take Spot to the vet to get neutered but it quickly becomes apparent that Wesley didn't listen to them, when a slew of puppies take over the Owens' household.

Kevin gets a job at the used car dealership run by Carl's Uncle Phil. Kevin at first has a hard time getting into the selling business, but quickly becomes a natural crooked used car salesman. Meanwhile, Mr. Belvedere recieves a letter from the Queen expressing her desire to have Mr. Belvedere return to his previous position.

Wesley needs to take an additional class to fill up his schedule and decides on print shop but once he takes the class, he takes full advantage of the copy machines by making conterfeit money which inadvertantly gets into George's hands and he spends the money all over town. Meanwhile, Kevin's apartment seems to be haunted calling for a seance.

The Happy Guys of Pittsburgh are putting on their annual Christmas play and have decided on ""A Christmas Carol."" The entire Owens family is cast but when Mr. Belevedere gets fed up with the poor directing, he takes over the job only to quit in a huff. This leads to Mr. Belvedere being visited by the Ghosts of Christmas Past Present and Future.

Kevin falls head over heels for his substitute professor and begins wooing her. However, he gets a shock when Mr. Belvedere hits it off with her and a jealous Kevin and Mr. Belvedere begin acting like jealous little kids battling over a woman. Meanwhile, George's idea of a family game turns into a gambling addiction for Marsha, Wesley and Heather.

While at the laundromat with Wesley, Mr. Belvedere meets a nice woman whose work in the African jungle has temorarily been halted and has come to the area. They quickly hit it off and Mr. Belvedere fears that it may be getting too serious she he tries to brush her off by fooling around with a much younger woman.

Louise confronts Mr. Belvedere and reveals his fears and they decide to get married. However, cold feet has Mr. Belvedere running away, only to have George drag him back for his wedding. As Belvedere and Louise reach the alter, she breaks the news that she's been called back to Africa and Mr. Belvedere decides to go with her. Saying goodbye to six years of working for the Owens family.