The Joker pulls off a string of key-related pranks throughout Gotham City, then with his magic box, proceeds to snatch a priceless jeweled key right under the noses of Batman and Robin. The Dynamic Duo wise up to his ways and thwart him at their next encounter. However, the Joker has more devious plans to do away with them both before his final caper.
Victoria is terrified at what Roger might do to prevent his secret from being made public. She is later disturbed to learn that Roger knows she lied to him about spending time with Burke earlier.
When Dr Smith's cousin Jeremiah Smith arrives on the planet, everyone welcomes him, except Dr Smith. Dr Smith alienates himself from the family, and refuses to return until his cousin leaves. It is later discovered that Jeremiah's reaosns for being on the planet are far deadlier than anyone imagined.
When a friend of The Virginian is killed and the posse won't follow the killer out of the county, The Virginian goes alone. He tracks the killer and a woman involved to a remote outlaw controlled town but can he get them back to the law?
Jed gets a job as a garbage man & Mr Drysdale is shocked, so he gets him a position as director on the board of O.K. Oil Company. The Clampetts turn the company plane into a cheap airline & sell tickets to anywhere for the same low price.
Victoria is held against her will by a crazed Roger, who insists that Bill Malloy was already dead when he discovered his body at Lookout Point. Escaping from Roger, Victoria leaves, terrified.
Kimble meets Willie Turner, a mentally disabled young man who is accused of hurting a child. Kimble reluctantly hides Willie at a carnival where Kimble now works. Kimble tries to persuade Willie to return to the hospital where his sister had him committed. But naturally, Willie is slow to understand what Kimble means and, on top of that, does not remember hitting the young boy he is accused of hurting. Willie's sister, Mary, as well as an attendant from the psycho ward at the local hospital, arrive searching for Willie and find him. But the attendant recognizes Kimble and calls the police. In trying to protect his new friend, Willie strikes the attendant, badly injuring him, and warns Kimble in which both men, now fugitives, take off in a stolen truck. Kimble hides out with Willie at a nearby auto wrecking lot, where he tries to persuade Willie to return to the hospital, while the sheriff and his men are already on their trail.
Victoria agrees to accompany David on a return visit to the Old House, Later, Victoria confides to Maggie that she believes she now knows who killed Bill Malloy.
While playing a outdoor match, Will and Smith's ball explodes, and as the smoke clears there ball has turns into gold. the ball rolls into the cave which has 3 aliens inside, the alien wants the robot , which is later stolen when Will refuses to let them have it and Smith does. Can the crew get there robot back.
Paul experiences friendliness turning to malice when he is oppressed with demands from all sides after winning a fortune in the sweepstakes.
After Dave is captured and forced to work in a town of outlaw forced laborers, Calhoun decides to infiltrate it in the hopes of getting him out, though he might not get out himself if his cover is blown.
Jeannie never had a birthday party because she doesn't know here birthday. She is so sad she starts to vanish. Tony and Roger promise her that they would find out, using NASA technology.
Gilligan bumps his head and suddenly sees everything upside down. The Professor tries to help by brewing an antidote made of keptibora berry extract, but the antidote causes Gilligan to see double. After consuming more juice, he sees four of everything. Meanwhile, the island is invaded by three headhunters who slowly capture all of the other castaways. Gilligan saves the day by serving the headhunters lots and lots of keptibora berry extract, which causes them to see ""hundreds"" of castaways running toward them!
Helen and the students of the senior class put on a play but the principal objects to it--and to Helen's involvement with such "scandalous" things--until she figures out a way to show him that what is scandalous is all relative.
A young troubadour, who blames Ben for the death of his father, returns to Virginia City. In one scene, Ben says the young man is welcome to use Adam's guitar.
While the Doctor worries about the inert Daleks in the capsules, Lesterson makes plan to reactivate one of them.