An international summit is in the hands of Barney.

Howard is on a bowling hot streak. When the lights go out during the final frame of the championship game, he gets the jitters but must still finish the game.

Opie gets a job working at the drugstore and learns that everyone makes mistakes.

Aunt Bee, summoned for jury duty, disagrees with fellow jurors on her first case.

An old friend makes Goober feel worthless.

Opie has a really big crush on classmate Mary Alice Carter, but she has her eyes on hunk Fred Simpson. When Opie asks her to the dance, she says yes, not thinking Fred will ask her. When Fred asks her, she immediately says yes and has to think of a way to tell Opie she can't go with him. At the dance, Mary Alice realizes that she really wants to be with Opie and they end up together.

Howard, dating Millie, is threatened by her husky former boyfriend

Goober buys the gas station with financial backing from Andy and Emmett.

After Andy sends a reluctant Opie to a swanky boy’s camp over his summer vacation, he becomes fast friends with a boy from a rich family. As a result, Andy becomes worried that Opie has grown accustomed to living a rich lifestyle during his time away from the laid back way of life in Mayberry. It is after he comes home for lunch one day Opie has his friend over that he sees how lavish a lunch Aunt Bee prepared that he decides to sit them down to explain money doesn’t make life enjoyable, being yourself does.

Opie disobeys Andy and tape-records a bank robber's confession.

Opie joins a rock-and-roll group and starts getting failing grades in school.

Aunt Bee decides that she wants to be more exciting, so she announces that she will learn to fly.

Andy opens a coin laundry to save money for Opie's college education.

Andy catches the flu and Goober takes over as his deputy.

Sam and Andy call on modern technology to finally get Goober a steady girl.

Andy cancels a big date with Helen in order to confer with a lawyer in Raleigh, who turns out to be a beautiful women.

Howard quits his boring job as county clerk and becomes a Caribbean island beachcomber.

The head of a local TV station enlists Aunt Bee to do a nightly cooking show, having heard about her cooking. Although she may not exude great professionalism, she has that extra ""naturalness"" that they're looking for. But her main concern is that someone suitable is cooking for Andy and Opie during her absence each evening. Unable to find someone, but not wanting Aunt Bee to back out of this opportunity, Andy (with Opie) maintains the pretense that a ""Mrs. Parkinson"" is on the job. Andy actually does the cooking -- to his and Opie's mutual gastric discomfort. After 2 days on the job, Aunt Bee shows unusual quickness of mind in seeing through the charade and finding a resolution.

As Andy is looking through Helen's old newspaper clippings, he finds one of her being taken to jail by the police. He decides to keep his discovery secret until it leaks out to the school board which could destroy Helen's teaching career.

Emmett Clark cannot decide on a suitable anniversary gift for his spouse. Helpful friend Flora Mahlerbie {Alberta Nelson} finds a way and suggests her friend Bernie the wholesale fur man as the golden answer to Emmett's problem. Flora takes Emmett to Bernie's shop one night to haggle over furs and things. Ultimately, though, Cheapskate Emmett will not cough up the change for the pricey women's wear, even at 40% off, which leaves Flora a trifle sad.

Opie sticks up for a young boy and must pay the price.

Aunt Bea and her friends go to Mexico. While there, their friendships gets strained.

Howard proposes to Millie at the bakery where she works.

Andy learns the truth when he sees his cousin Bradford alight from a freight train but keeps quiet because Aunt Bee thinks he's a wealthy relative.

A visiting professor is attracted to Aunt Bee because she resembles his deceased wife.