After working for him as a secretary Lucy convinces Flip Wilson to play the part of Prissy in a local production of Gone With the Wind, with Harry as Rhett Butler, Lucy as Scarlett O'Hara, and Kim as Melanie.
When Harry learns that a woman whom he knew many years ago in Italy is coming to see him. He says they vowed to wait for each other. He wants to look good for her so he asks Lucy and Kim to help him lose weight and learn Italian before she arrives.
Lucy, using binoculars to view a building across the street, thinks she has seen two criminals commit a burglary. The criminals spot her. The next day, before Lucy comes into work, the crooks force Harry to tell them where Lucy is. Harry spills his guts and the hoodlums lock him in the closet. After Harry is freed, he first tells Lucy what happened and she should leave home. He then calls private detective Joe Mannix to protect Lucy. When Mannix arrives at Lucy's house, the nervous Lucy knocks Mannix out by hitting him over the head with a vase. When Mannix recovers, ...
"Operation Redhead" is a result of Lucy helping Harry, who is photographing the splash down as part of the naval reserve. Space nut Lucy must go through decontamination with Astronauts when she makes physical contact with them after a landing.
Harry invites Lucy & Kim to join him at a friends ski lodge. Lucy encounters Dinah Shore while there. The two get stuck together on a ski lift, where Lucy proceeds to sing a medley of Dinah's hits to her, and otherwise annoy the singer.
Lucille and Uncle Harry attend a Ginger Rogers film festival. Ms. Rogers attends in disguise, and is seated next to "you-know-who". When Lucille offends Ms. Rogers, she leaves the theater, but also leaves her purse. Discovering the true identity to the stranger, Harry and Lucy plot to return the purse to meet her again.
David Frost needs help on an airplane to England to make sure he gets a good nights sleep but hires Lucy which is never a good thing. She has to stay awake during the whole flight to keep visitors away. Once on the plane Lucy's constant distracting keeps him awake. After creating an international incident Lucy then falls asleep while appearing on David Frost's TV show to explain it.
Stressed out Harry needs a vacation so Lucy arranges for a house swap with a family in the jungle of Africa. The episode centers on a variety of animals they encounter (chimps, parrot, lion, gorilla) plus a silly segment about a tse-tse fly.
Harry takes his psychiatrists advice to give Lucy a raise. Lucy is so shocked by the raise that she thinks he is hiding something and decides to keep a close eye on Harry which leads to paranoia as he tries to get away from those following him.
When an old lady comes in the employment agency looking for a job because she has nowhere to go, Lucy decides to let her stay at her house. When Mrs. Brady sells land to Harry, Kim tells them about a similar sounding scam which gives Lucy and Harry the idea to let the Mrs. Brady have a séance in which they dress up as Napoleon and Josephine to convince her to refund Harry his money.
Lucy has a new boyfriend Bob Collins, but Kim and Uncle Harry are worried. The milkman doesn't help matters when he informs the pair the Lucy's boyfriend is a playboy. Kim & Harry cook up all kinds of crazy stunts to scare off Bob.
Viv shows up for a surprise visit, and tells Lucy she may stay in California for a year, but everything goes awry when Harry fires Lucy and hires Viv in her place, making Lucy furious. After a few weeks, Harry can't stand Viv and Viv can't stand Harry. Lucy comes up with a scheme to get Viv to quit, but Kim blabs the whole thing to Viv.