Ed diets to impress a filly, while at the same time, Wilbur's father-in-law decides to drop by and visit.

Wilbur and Ed get lost while they were riding out. As they got lost, they met a few bums and while Wilbur's attention was caught by something else, Ed invites them to stay at the Posts' home.

Carol's father stops by to visit, which gives Ed the idea to search for his father.

Carol's father visits again and Ed decides that people should not ride horses.

Ed discovers that some spies are using the park to drop secret messages. When Wilbur then finds some microfilm, his imagination starts to fly.

Ed answers a hard question regarding chess on a radio game show and ends up winning Wilbur a new color TV set.

Ed is opposed to a gift that Wilbur received. It is a bearskin rug and Wilbur refuses to get rid of it until is gets up to chase him.

Ed begs Wilbur to find him a Justice of the Peace so that Ed can marry his favorite filly.

Ed decides that he only wants to be ridden bareback and does not want Wilbur to use a saddle on him, so Wilbur then goes and rents a motorcycle.

Ed discovers that he's part Indian steed and refuses association with a parrot descended from General Custer's parrot.

Wilbur pleads with Ed to stick to being a horse, especially when Ed wants to go to college to become a Doctor.