Fred is delighted to be invited onto Mr. Slate's yacht, until he learns that he is there to paint it. Asking the Rubbles to join them, the couples start having so much fun on board that they forget the paint job and fail to notice the yacht has broken free and is drifting. Slate charges Fred with mutiny and piracy, but Fred redeems himself when he rescues the visitors to an island (including Slate) from a volcano.
A cage containing a lion washes ashore in the lagoon. After Gilligan removes a thorn from his paw, the two become pals. When the Castaways run out of food, however, Gilligan thinks the lion has consumed the Skipper.
Gidget is to be chaperoned by a college student, whom Anne and John paid.
A race horse named Dalleyrand runs away from its owner and into the Stephens' yard. Samantha communicates with the horse by turning her into a woman. Darrin objects, but Samantha tells him that it is a special opportunity to really know what a horse's life is like in the races.
A power failure prevents Batman and Robin from being electrocuted. Meanwhile, a recording Batman made confirms that cheerleader Susie is one of the Joker's confederates. Robin, in his Dick Grayson identity, attempts to infiltrate the gang. Meanwhile, the Joker's main plot is finally revealed. Members of the high school basketball team receive answers to final exams from the rigged vending machines. The Joker appears, claiming to be a concerned citizen. The team's starters will be suspended as the Joker bets big money on the team's next opponent. Batman, however, has other ideas.
At Woodrow Roosevelt High School, a vending machine gives out money. Dick Grayson is there to witness it. Batman learns the vending machines are operated by a company bought by the Joker after being released from prison. The Joker and his gang are aided by Susie, a cheerleader at the school. In the course of their investigation, Batman and Robin are captured and placed in electric chairs. If a "one armed bandit" comes up the wrong way, they'll be electrocuted.
Heath feels that his friend's injury and paralysis is his fault, and ends up being used by the man.
An alien boy is sent to Priplanis to validate his prince status. Will is drawn into a battle to the death unbeknowest to his father. Once his real intentions are known John substitutes himself in the challenge and the Alien Ruler substitutes himself for his son.
Kimble is working as the ""general factotum"" in a swank Beverly Hills hotel on Sunset Blvd. An undercover policeman, named Fred Bragin, checks into the hotel to survey Eddie Slade, a notorious mob bookie. When Slade leaves town for a few days to sort out some business of his, his girlfriend, Penelope, stays behind while Bragin focuses his surveillance on her. Penelope meets and turns to Kimble for help in mingling with the wealthy in-crowd of the hotel residents in which Kimble agrees to tutor her on the find art of socializing, manners, and better increasing her vocabulary.
A criminal earnestly trying to reform is being framed for a double murder and a $20,000 payroll robbery.
Poor Andy Taylor. What's he to do when Goober's new sweetheart starts making cow eyes at him? What else? HEAD FOR THE HILLS! Her name is Flora Mahlerbie, Mayberry's attractive new waitress. She charms the patrons all, serves fine pies and juggles her dishes admirably all while managing to remember what the daily blueplate special is. Goober goes for her in a big way but fickle Flora has her eye on anxious Andy. Head for the hills Andy!! "Flora if you wanna be stuck on someone PLEASE be stuck on Goober cause he's crazy over you! You gonna git me in ALL kinds of trouble..."
Perry plays Mr. Brownlow to young Lenny Beale who's involved with a gang of teenage car strippers. Lenny wants to quit the gang but when his boss, Bill Sikes, turns up murdered the police theorize that Lenny killed him in revenge for Sikes shooting his girlfriend.
Max convinces the Chief of taking Fang out of retirement after some Control agents are killed by their own dogs. Each of those agents had left their pets at an animal spa while they were travelling. What they ignored was that the animals were being brainwashed before being returned to their owners. When Fang goes MIA Max disobeys orders and goes after him which causes the Chief to go rescue Max.
Steven rejoins the Doctor and they leave Paris just ahead of the massacre, leaving Anne behind.
An outlaw gang shoots it out fleeing Dodge City. When one of them is injured real bad, he hides out in the church where the reverend is fearful but not for himself.
Tony becomes General Peterson's golf partner in a Championship game against two Navy man when Jeannie makes him a world-class golf player.
Gazoo's intervention allows Fred to be boss of the quarry for the day, during which time he finds out there is more to the position than executive lunches and the feeling of power. At the end of the day, he realizes he would not really want to trade places with Mr. Slate.
Hogan's plan to destroy a mobile Nazi anti-aircraft battery is hampered by Colonel Klink's power-hungry peer, Major Kuehn.
Ophelia's upset that her latest beau, Montrose, has gone off to join the Peace Corps. His looking so much like Uncle Fester gives Fester the idea to join the Peace Corps as well. Ophelia's all excited that Fester, once in, can look for her Monstrose, but can Fester pass the entrance exam?