D.J. begins having a problem at school when Dan decides to help, but when he finds out it is a puberty issue, he enlists the help of Mark to get through it.
Beverly is arrested for drinking and driving and is obligated to attend Alcoholics Anonymous meetings; Roseanne forbids drinking while Beverly is in the house.
Jackie accuses Bev of being a rotten mother; Roseanne feigns illness in order to get some rest, but has to strike a deal with David when he learns the truth.
When Maxwell loses a tennis match to Fran, he undergoes an extreme mental crisis that prompts him to adapt a youthful wardrobe and purchase a sports car.
Fran attempts to impress a handsome cantor at her mother's temple, but her plan backfires when he suddenly becomes the star of Maxwell's latest musical.
Maxwell is upset when Fran accepts a quickie marriage proposal from Brighton's handsome, young French tutor, prompting C.C. to investigate the man's intentions.
Fran believes her psychic's romantic prediction will come true on the cruise vacation she is set to take with Val, which causes Maxwell to become concerned.
An electronics expert finds out that his mother in law, who runs the firm where he works, is blackmailing him to that he'll resign, and has her killed.
A psychiatrist, who specializes in hypnosis, murders his mistress' husband and puts her under his spell so that she'll lie to the police and cover for him.
Columbo meets a murdered rock star's former lover, a witty lawyer who has never lost a case, and he soon discovers the victim was blackmailing the lawyer.
Carrie's law firm asks Doug to pretend to be a lawyer and join the company softball team, which worries Carrie; Arthur thinks his family used to own slaves.
After losing her job, Carrie suffers from extreme laziness and lack of motivation, but then she and Arthur start a company making decorative cell phone covers.
A rock band comes to town from Los Angeles and needs to find a place to hide away from their screaming teenage fans; they pay the Munsters to let them stay.
Herman is offered a promotion but it would mean the family will have to relocate to Buffalo, and everyone is excited except for Eddie, who refuses to move.