A school bully with an avid interest in martial-arts weapons is accused of killing a boy, and the bully's father is responsible for buying the murder weapon.
Convinced that she is the reason Andy isn't getting married, Aunt Bee invents a serious beau and is forced to grab Fred Gross, the Mayberry dry cleaner.
Barney's return to Mayberry goes largely unnoticed due to an unexpected visit from a glamorous Hollywood starlet with ties to Barney's distant romantic past.
One of Andy's old high school girlfriends returns to Mayberry and seeks shelter at the Taylors' house while hers is repaired, throwing Helen into a jealous fit.
When Howard's career in real estate results in his buying barbershop, Andy is forced to interven due to an increase in rent threatens to drive out Floyd.
Andy feels neglected after Helen decides to use her talent to author a book of children's tales, devote her free time to writing at the cost of her relationship
Howard becomes a "Big Brother," but gets off to a tempermental start that unintentionally causes conflict when he falls for his "little brother's" big sister.
Opie finds himself having trouble with completing a writing assignment that is suppose to be a trubute to his father, prompting porr marks from his instructor.
Due to a printing error, Floyd mistakenly believes he has won the gas station's contest and a large cash prize, but Goober can't afford to pay the prize amount.
Bloodstains in an apartment that belonged to a young couple with a baby leads to the separated parents, each of whom claims that the other has the infant.
McCoy finds a powerful matriarch to be a difficult opponent during the course of the trial, when the focus of the case returns to an influential family.
Two patrol officers will be implicated in the brutal murder of a Caucasian teenage girl in Harlem, leading to a public outcry and the quest for answers.
The death of an elderly man, who was trying to find the one responsible for the torture killing of his son in 1973 Chile, leads to a high-level foreign colonel.
Andy's attempts to be alone with Mary Simpson are thwarted by Barney's presence and Barney tells everyone that Mary Simpson and Andy are getting married.
A barber from Raleigh gives Floyd the chance to be the proprietor of a two-chair shop, but it turns out that he is actually a bookie trying to avoid the heat.