Barney buys an antique motorcycle in order to set a speed trap for speeding truckers on Highway 6. After Barney makes a complete nuisance of himself to all of Mayberry, Andy realizes that the answer may be to make the motorcycle more valuable to the town than to Barney.

Barney angers a local businessman who threatens to break every bone in his body if he sees him out of uniform, so Barney starts wearing his uniform everywhere. Andy has an idea to help him by changing a little more than his clothes.

Opie finds a change purse with $50 and Andy tells him he can keep it if no one claims it in seven days. On the seventh day the owner comes looking for the money, and Andy discovers Opie has already spent it.

An article written up about Andy attracts the attention of a Hollywood film crew who come to make a television show about him. Andy is flattered, until he notices the crew's strange fascination with the Mayberry town bank.

The pretty daughter of a friend of Aunt Bee's comes to stay with the Taylors and develops a crush on Andy, who tries to be nice for Aunt Bee's sake without getting in trouble with Helen.

Barney uncovers an old assault case between Floyd the barber and his friend Charlie that never went to trial and ends up re-igniting an old feud that spreads to the whole town. Now Andy has to find a way to resolve the dispute and keep everyone out of court.

Opie and his friend decide to spice up the newspaper they've started with a gossip column, which works great until Andy and Aunt Bee realize it's mostly about them.

Andy arrests a traveling salesman for selling faulty merchandise and puts him on work detail, where he manages to botch every job he's given. Now Andy has to restore the man's self-confidence and he may have to sacrifice his front porch to do it.

When Opie gets a D in math class, Andy tells him he can no longer play football after school and pressures him to study harder. When Opie's grade fails to improve, Andy feels helpless until Helen shows him how he may actually be contributing to the problem.

Opie goes to the carnival to try and win a present for Andy's birthday but ends up spending all his money on a crooked shooting gallery. When Andy hears about it, he visits the gallery himself to teach the operators a lesson in straight shooting.

Andy feels responsible when a banjo player loses a job at the carnival, and tries to help him get back on his feet. The man only succeeds in making a mess of things and quickly loses his self-confidence, until he hears about a couple of purse robbers who are on the loose at the carnival.