Andy and Barney are horrified when Aunt Bee decides to enter her prized pickles -- with a taste described as "kerosene cucumbers" -- in a county fair contest, hoping to claim first prize over the competition's perennial winner.

Things hit a sour note when Barney joins the Mayberry choir -- and it's quickly determined that his singing voice isn't exactly harmonious to the other members of the group.

The men of Mayberry become infatuated with Ellen Brown (Barbara Eden), a curvaceous manicurist who sets up shop in Floyd's barbershop. But the women of Mayberry are less than enthusiastic about the situation.

Barney must attempt to salvage his reputation after he inadvertently allows a criminal to escape from the Mayberry jail and the state police are called in to assist in the manhunt.

With the town jail full, Andy reluctantly decides to have the town drunk, Otis Campbell, incarcerated in Andy's own home. But when Aunt Bee takes charge as the "warden," Otis is soon howling to be locked up in the real jail!

A newspaper publishing mogul is ticketed for speeding and retaliates by sending an undercover reporter to Mayberry to dig up whatever dirt she can on Andy and his department.

Andy is wary when Opie becomes fascinated by a wily hobo (Buddy Ebsen) who begins to influence the boy with his carefree, conniving ways.

While on a trip to Raleigh, Andy and Barney find themselves swept into an adventure involving a jewel thief being watched by a hotel detective.

When Barney gets an offer to become the sheriff of nearby Greendale, Andy decides to let him be the sheriff of Mayberry for a day to give him a taste of what the top law-enforcement spot entails.

Sheriff Andy Taylor must decide whether to intervene or let the problem work itself out when a bully harasses his son Opie at school.

Two crooks masquerade as an FBI agent and a professional photographer in a scheme to honor the Mayberry Sheriff's Department for preserving the community's low crime rate -- but they actually have their eye on the town bank.

After a disagreement with Thelma Lou, Barney unwittingly falls under the spell of the female half of a scheming con team and Andy must attempt to save the day.

Andy has his hands full with a rich, arrogant lawbreaker (Bill Bixby) who threatens to have his influential father make life miserable for Andy and Barney unless the charges against him are dismissed.

Weaver's Department Store in Mayberry has some new competition -- in the form of Bert Miller, a traveling salesman who sets up shop in the town with a little help from Andy.

Andy's attempts to date county nurse Mary Simpson are constantly thwarted by an unwanted third wheel -- Barney -- who continually interferes with their courtship.

Will the town coffers run out of cash? It appears that way when Mayberry resident Frank Myers is stunned to discover that the township apparently owes him close to $350,000!

Opie joins a secret club known as The Wildcats and is subsequently suspected of being the guilty party when the barn that the club meets in catches fire and burns to the ground.

Floyd's dreams of expanding his haircutting business seem to be coming true when semi-retired barber Bill Medwin offer to come on board. But what Floyd doesn't realize is that his new barber is actually a bookie.

Can the town drunk masquerade as a respected Mayberry deputy? That's the plan when Otis Campbell receives a letter from his brother, who is planning to visit the town and observe his brother's law-enforcement talents.

When Thelma Lou arranges a blind date between her visiting cousin and Andy, the two lovebirds hit it off -- but a skeet-shooting competition sets Andy's romantic record straight.

As part of the Founder's Day festivities, the residents of Mayberry decide to give a key to the city to the first visitor entering the town. Unfortunately, that visitor is Sheldon Davis, a highly skilled pickpocket and petty thief.

When a rookie policeman is sent to Mayberry for training, Barney mistakenly believes the man is his replacement and quits the police force to become a vacuum-cleaner salesman.

Both Andy and Barney are offered membership in an exclusive men's club, but Barney manages to alienate the entire group by trying too hard to fit in -- an endeavor that threatens his chances at joining the elite organization.

Big Jeff Pruitt (Alan Hale) comes to Mayberry, determined to find a suitable wife. Andy and Barney are more than happy to help him with his search -- until Pruitt announces his choice: Barney's girlfriend, Thelma Lou!

Feisty country farmer Rafe Hollister is determined to avoid getting a tetanus shot when county nurse Mary Simpson arrives in Mayberry to inoculate the citizenry.