The Addams Family is the creation of American cartoonist Charles Addams. A satirical inversion of the ideal of the perfect American nuclear family, they are an eccentric wealthy family who delight in everything grotesque and macabre, and are never really aware that people find them bizarre or frightening. In fact, they themselves are often terrified by "normal" people.
Gomez has written a play for the Family to celebrate Wednesday's birthday.
On Morticia and Gomez's thirteenth wedding anniversary, Morticia tells the children a bedtime story of how she and Gomez met.
Wednesday and Pugsley refuse to go to sleep until they are told the rest of the story of their parents' romance.
Princess Millicent von Schlepp arrives for a visit in her sedan chair.
Gomez is insulted by his latest tax bill, which is only $84, and complains to Mayor Henson, who misunderstands and offers him a rebate, convincing Gomez and Morticia that he's incompetent.
Cousin Itt is shedding hair, and the family is worried that he'll lose his great good looks along with his hair. Fester gets out his chemistry set to produce a batch of hair restorer and prevent a disaster.
It's Halloween and, despite salamander sandwiches and a fresh porcupine taffy, Wednesday's upset.
Morticia disapproves of the books the children are assigned from school, since they portray giants, goblins, and ghouls, as the bad guys.
Morticia wants to do something to add to life artisticaily, so she decides to take up sculpting.
Pugsley is all melancholic because he's in love with his teacher, Miss Dunbar.
Prominent Boston socialite Abigail Addams (cousin by marriage) is in a feud with the Gomez Addams branch of the family, and is threatening to sue Gomez for his millions.
Gomez sleepwalks thanks to Grandmama's Yak stew, while news of a cat burglar on the loose sets Morticia on the path to finding a cure.
Strife magazine calls to tell Gomez that they're sending a photographer round, and he thinks he's been chosen their Man of the Year.
There's a letter for Gomez from Camplona, Spain - an old family friend, Don Xavier Francisco de la Mancha Molines and his daughter is coming to visit.
Uncle Fester is chosen to slide down the chimney dressed as Santa Claus to prove the existence of St. Nick to the children. Fester gets stuck in the chimney, so Gomez, Lurch, Cousin Itt, and even Morticia and Grandmama each don a red suit and appear to the children.
Fester gets a letter from another of his pen-pals, Diana the bearded lady. Overcome with emotion, he proposes to her by mail. After being accused of being unable to support her, Fester decides he has to get a job.
Two weeks of unfavorable weather (blue skies and sunshine) keep the Addams children stuck indoors, where Morticia and Gomez believe Fester and Grandmama spoil them too much.
Pugsley has been exercising, much to his parents' disapproval, when Fester gets a letter from his French pen-pal, Yvette, who is coming to visit. So he decides he has to get into shape, with the help of TV fitness guru Jack La Grann.
In the attic the Family discovers Great-Grandfather Pegleg' s old sea chest, and there's a treasure map in it. Morticia wants to search for the treasure, but half the map is missing, so the search for the second half begins.
Ophelia needs help with her latest romance, Horatio Bartholomew, whom she met at a Lonely Hearts' Club, but Grandma Frump objects to him, and Gomez and Morticia both think he's a phony, and try to convince Itt to marry Ophelia instead.
Pugsley wants some money and offers to work for it. This horrifies his parents, Addams don't work! They agree to let him work to teach him a lesson.
Granny Frump's birthday is coming up and she's been invited over. Gomez and Morticia plan to send her to a beauty spa, but Pugsley thinks she's heading for the retirement home.
Morticia is caught up in the National Beautification Program and decides to become a decorator.
Ophelia is still having problems getting a man. As Gomez observes: 'In the school of romance, I'm afraid she's just a drop-out'. Ophelia's latest beau, Montrose, has left her (the sixth this year), for the Peace Corps.
The school principal threatens to expel the children after they've been playing with dynamite caps.
Kitty Cat seems to have a loss of appetite. At first, they suspect that he's just lonely, and try to find him a wife. However, Cousin Itt tells them that Kitty Cat may just have a cold.
Morticia is afraid that they are overworking Lurch, so Gomez builds him a robot assistant.
Morticia has a new flame thrower, which Fester tests, setting their polar bear on fire. They make a claim to their insurance company, infuriating Mr. Henson, the manager, because his clerk, Joe Digby, had forgotten to cancel the Family's coverage.
Morticia's old school chum Tiny Trivia arrives for a visit. She's into show-biz and very theatrical. Lurch fails for her, but she has no time for him.