The Tates and Campbells learn of Jessica's abduction. Billy heads to Malaguay to rescue his mother. Jodie hires a P.I. to find Wendy. Danny and Burt plan to go undercover to bring down Tibbs. Jessica finds herself in the middle of a revolution.
At Mario's, while Elaine is complaining about problems with her love life, a handsome man named Kirk approaches. Tony then plays matchmaker for Elaine and soon she and Kirk are dating happily. Kirk later tells Tony in private that he has a problem: he is interested romantically in someone else-- Tony! Tony, who is not gay but does not want to see Elaine hurt over this, tells Alex and although he doesn't really want to get involved, Alex agrees to meet Tony and Kirk at a gay bar to help smooth over the situation. Alex arrives at the bar before Tony and is nervous, but relaxes after Kirk tells him he knows Tony isn't interested and he's already gently broken things off with Elaine. Alex begins to feel more at ease, but soon he is asked to dance by a large man. Alex is then pulled on to the dance floor and is eventually chased on to the bar itself by a chorus of gay dancers and unable to escape, begins dancing on the bar, when Tony arrives..
Normally finicky, Freeway is quite fond of a new dog food and ends up in a dog food commercial. When the Harts have a party, some of Freeway's new food is mistakenly ingested by some guests who then behave as if drugged. Jennifer and Jonathan are in danger when they attempt to find out its secret formula.
Despite Howard's objection, Joanie decides to buy a car because she and Chachi are tired of having to double-date, and Chachi cannot afford to buy his own.
As Mieze cannot have children, Eva tells her she will have a child with Franz that Mieze can then raise. Mieze is delighted. Eva also tells Mieze she’s concerned that Franz is concerting with Willy and Communists. Mieze gets him to agree to stay out of politics. After Mieze describes the agreement made with Eva for Franz’s baby, Franz is horrified as he thinks Mieze wants to be rid of him. Mieze pleads that she loves him. The two get drunk and are happy until Mieze’s rich client arrives. Franz only finds out then that she is going away with him for three days and weeps in despair.
Adam goes for his test and hopes to get a scholarship. But far away from home, he is robbed and beaten and after racing to continue his test (2nd part), he catches a fever.
Margaret has trouble pretending she's a chip off the old block when her dad, blood and guts "Howitzer" Al Houlihan, arrives for a visit. Also, Hawkeye fixes up a soldier who repays them with a large side of steak, but the general who it belongs to is really steamed.
The theater is under repair, but the workers have to destroy in order to build. They take the roof right off, leaving this show victim to the elements.
When millionaire Jack runs into Harold, a boy he bullied at school, he gives him a job. But Harold soon suspects his wife of having an affair with his new boss.
Astronomer Carl Sagan leads us on an engaging guided tour of the various elements and cosmological theories of the universe.
Kris and companion Bianca Blake find a sunken ship with a load of marijuana on board. The Angels get caught in a dispute between the ships' owners and thieves who want to steal the cargo.
The guys save Hollywood icon Milton Berle's Malibu mansion from a threatening boulder. Gilligan's Island's Tina Louise costars.
A butterfly hunt turns into a dangerous jungle excursion for Scooby and the gang.
When Herb is called for jury duty, Andy takes over as sales manager and soon discovers just how tough it is trying to sell advertising time or collect from deadbeat clients. Meanwhile, Venus becomes acting program director and has to deal with Les's plan to disguise himself as a black man so that he can do a series of reports based on the book Black Like Me.
In ""The Invisible Woman"" Harriet Winkler wishes to become invisible so she can spy on her philandering fiancee and finds that the one thing their relationship doesn't have is trust. And in ""The Snowbird"" Ned Pringle falls in love with one of the Flying Ferinis', a trapeze act, and in order for him to get close to her he takes on the challenge to become a trapeze artist himself.
A spaceship containing an alien vampire lands on Earth. The alien captures Princess Ariel and all the villagers in the ruins of Lakeside Amusement Park hidden under the snow and ice of the Rockies as a source of its food.
A kleptomaniac seeks the help of a psychiatrist to deal with her problem. He tries to distance himself from her when they begin falling for each other. Capt. Stubing's brother Marshall returns to the ship to get married. He has second thoughts when his fiancée reveals that she is broke, and is tempted by a past fling. A television star comes aboard the ship to accept a hero award on behalf of his character, a tough detective. A loudmouth begins harassing him, causing him to look bad in front of both his manager/girlfriend and number one fan Vicki.