Teenage reporter Liza Randall interviews Darrin for her school paper, arousing jealousy in her boyfriend Marvin "Monster" Grogan. When Samantha conjures up food to keep him distracted, Monster's appreciation for Samantha causes Liza to become jealous as well.

Samantha and Darrin need some new formal wear for a dinner party that Larry is throwing for a new client, Charles Barrows. And who supplies the beautiful clothes for them to wear? Aunt Clara, the witch with the missing links. Everything goes well, until the clothes start disappearing off the backs of the Stephens. Also, Darrin gets in trouble not only for parking in front of a fire hydrant (Aunt Clara moved the hydrant earlier, but when the clothes started wearing off, the hydrant wnet back to the original place), but for a charge of indecent exposure!

Samantha and Darrin agree to babysit a young warlock boy named Merel. Once there, Merel is given the ultimate ground rule from Darrin: NO WITCHCRAFT! Merel keeps his end of the bargain until a burglar breaks in and ties both him and Darrin together. The burglar is after an expensive necklace that Larry gives Darrin to keep for Louise, and is conned by Darrin into taking a fire engine. As soon as the burglar take it, Darrin tells Merel to hit the magic and the burglar is scared off by Merel's powers.

Darrin learns that the truth does not always set you free when he is bewitched by a statue placed under Endora's spell that makes everyone tell the truth.

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 leprechaun from Darrin's family (surprise, surprise!) named Brian O'Brian comes to reclaim his rightful pot of gold from one of Darrin's clients Mr. John Dennis Robinson.Brian states that without his gold, he has no powers and gets into a lot of trouble trying to get his gold back. By the end of the episode, he makes a deal with Mr. Robinson: his pot of gold back for his image on the advertising campaign and a deal with McMann and Tate.

The Stephens and the Tates go to a seminar where speaker Osgood Rightmire proclaims that witches do not exist. Samantha proves him wrong by setting up a few tricks for him, but he unknowingly gets her back by calling out a spell that makes her disappear and reappear voluntarily. Endora finds out that Osgood's power comes from a powerful ring on his finger. Endora grabs the ring and makes Samantha visible again.

What would have happened if Darrin knew that Samantha was a witch before he married her? This is the question that Endora helps them answer when she sends them back in time to see what life would be like.

Aunt Clara visits and believes her powers have finally blown a fuse, but in truth, Tabitha is the culprit. Samantha sends Aunt Clara home. Without a baby sitter, the Stephens invite the Tates over to their house. Darrin is convinced the floating objects are the result of Clara's power failure until he pratically catches Tabitha in the act. The Stephens decide to make Larry believe he's had too much to drink in hopes he and Louise will leave before the night is a complete disaster.

The Witches Council orders a coven. Tabitha is being tested for her powers by Hagatha and Enchantra, Endora's sisters who certifies true witches and warlocks. Tabitha passes with flying colors, proving to be an exceptionally talented witch. Hagatha, Enchantra and Endora insist that Samantha enroll Tabitha in a witches' school. After being booby trapped by phone cords and flat tires, Darrin comes home exactly when the decision is made. Darrin, Samantha and Aunt Clara stand against Hagatha, Enchantra and Endora, but Maurice chills the three witches--zapping them to the top of Mount Everest.

Because of a spell placed on a bowl of popcorn by Endora, Darrin becomes a great big couch potato. Samantha finds out what is going on when she finds Darrin, the milkman, and a TV repairman lazing around the messed up house. Samantha calls on Endora to take the spell off of them.

Endora gives Darrin an outstanding memory by hexing his watch, but Darrin learns the hard way that sometimes it is better to forgive and forget.

Endora assists Darrin get his old college golf game back. Although Darrin is invigorated, it is not enough to out-golf a client, Mr. Baxter, who is a major golf pro. Larry, skittish McMann & Tate will lose an account, warns Darrin not to beat Baxter, but Samantha helps out Darrin when Baxter's exasperated wife wishes that he would lose, for just once.

Darrin is named advertiser of the year, but he is not affected by the glory. Endora gives him some by putting a spell on him, making anyone who comes a few feet toward him charmed. Samantha is worried about Darrin getting too much love and attention and gets on her mother.

Samantha and Darrin are in Mexico City where Darrin is working on a new account for McMann and Tate. Endora puts a spell on him that makes him disappear when he speaks Spanish. Samantha gets her mother back who has the nerve to reverse the spell, this time, making Darrin disappear when he speaks English! Samantha helps him out when he delivers an excellent speech to Spanish and American patrons.

Mr. Dinsdale, a handsome lady-killer client falls for Samantha because she looks like Serena. Samantha tries to get the whole thing straightened out, but it only results in Darrin losing his account. Dinsdale sees the truth for himself when Samantha and Serena come together.

Samantha cleans up the house by her magic, and Darrin catches her! Feeling guilty about herself, she gets the hiccups and pops up many, many bicycles! They have to hide the magic evidence because Darrin's mom is coming. When Phyllis does come, Darrin pushes her upstairs so Sam can call Dr. Bombay to get rid of the bikes. But her hiccups come back when she and Phyllis are shopping. Instead of bikes popping up, an item in the store disappears! When Phyllis and Samantha are doomed to go to jail, Dr. Bombay comes back and gives her the right spell.

Endora's causing trouble again! This time, instead of breaking up a marriage, she's breaking up Darrin's advertising company. She calls up Alonzo, a warlock who casts a spell on Larry, making him like all of his ideas on a carpet account instead of Darrin's. It gets to a point that Darrin quits McMann and Tate, but finds out that this is all Endora's fault. To get even with her, Samantha magically sets up an advertising campaign to handle the carpet account.