A satellite returns unexpectedly to Earth, and Jaime discovers that a 14-year-old girl from another planet is on board.
Maude's Ethiopian foster child turns out to be something different from what she expected.
In order to see how prepared they are for their upcoming exam, the students prepare to take a mock exam, failing miserably and angering Mr Brown. Seeing that their teacher has no faith in them, they decide to cheat!
A young woman dies in a bar, apparently of a heart attack. After the autopsy Quincy is sure that something is not quite as it seems and soon discovers some unsettling facts about her husband.
The cases of an easy-going ex-convict turned private investigator.
Diana is assigned to protect an industrialist from an assasination attempt.
An up-and-coming young politician is blackmailed in order to affect his leadership of an congressional investigation.
Gabe finds success as a stand-up comic, using material regarding the Sweathogs. But when the oppportunity for a full-time comedy gig arises, it could mean the end of his teaching career.
The hotel situation now involves a SWAT team, while Dietrich learns the identity of his amnesic ""girlfriend.""
Two girls are found by Jon and Ponch while hitch-hiking. One blames the other for being there and doing this, but Ponch and Jon learn that this is not true. Later they have to save them out of a dangerous situation.
With Jason's help, Verdie searches her roots for the history of her family. Elizabeth corresponds with a soldier who thinks she is 18 years old and looks like Erin.
Joannie, Nancy, and Susan meet new guys at a disco over winter break and love times three drives the Bradford household crazy. David's friend tries to convince him to go on a blind date, so he fixes David with one, but the ""date"" turns out to be totally unexepectely...his sister Mary. Tommy desperatiely tries to win rock concert tickets.
Staying in Captain Dobey's mountain cabin while on a short vacation, Starsky and Hutch are met with cold reception from the nearby townspeople, particularly the short-tempered local Sheriff. The cause of the people's fear soon becomes apparent when the pair find that they are neighbors in the woods to a coven full of Devil worshippers...
After freaking out during a concert, folk singer Amy Waters calls her father to say she's coming home but ends up dead. The Angels try to find anyone who saw Waters the night she died.
Fonzie's dog, Spunky, appears depressed and distant. After a visit to the veterinarian, it is determined that Spunky's problem is mental.
Mary finally gets Burt to see a doctor. Jessica tries to make peace with Corinne, and Eunice finds herself locked out on a hotel window ledge in the rain.
To pick up extra money for the rent, J.J. decides to take in a boarder. However, little does he know the man he takes in, is placed their by the police department for his protection.
After a delay of three weeks, five sacks of mail arrive, and everyone in camp reacts to good and bad news from home. Hawkeye receives love letters addressed to another Benjamin Pierce, another man has approached B.J.'s wife, and Radar's mom has found a boyfriend. Klinger: "I may not have a family in Toledo, but I got one here."