Jerry's little duckling friend is depressed because he's just read The Ugly Duckling and thinks that he's ugly. Jerry does his best to help. Tom gets involved when the suicidal duck offers himself as a meal.
A lost baby woodpecker, that believes Jerry is its mother, does everything it can to save the mouse from Tom, who is once again in pursuit. A CinemaScope remake of the 1949 Tom and Jerry cartoon Hatch Up Your Troubles.
After Tom's mistress orders him to clean up the mess he made while chasing Jerry, Tom spies an ad for a cat needed as companion to an old lady. Tom leaves his current home for what he anticipates will be a better life, only to discover the old lady is a witch.
Mrs. Mouse is reading "A Visit from St. Nicholas" to her brood when a cat tries to break in. The cat overhears them arguing about the existence of Santa, so he dresses up accordingly.
A group of young mice is in the ruins of a church, practicing singing for an upcoming service. After singing an adulterated version of "Hark! The Herald Angels Sing," the mice wonder about the last line, "Good will to men." One of them asks the choirmaster, an old mouse, "What are men?" The old mouse explains that they all killed each other off by building bigger and more destructive weapons, first guns, then missiles, then bombs.
Goofy's in the driver's seat, Mickey's in the kitchen, and Donald's in bed in Mickey's high-tech house trailer. When Goofy comes back to eat breakfast, leaving the car on autopilot, it takes them onto a dangerous closed mountain road. When Goofy realizes this, he accidentally unhooks the trailer, sending it on a perilous route. They come very close to disaster several times, while the oblivious Goofy drives on and hooks back up to them.
Tom and Jerry need to repeatedly come to the rescue when a teenage babysitter, supposed to be looking after the baby, is more interested in talking on the telephone than in paying attention to the baby who keeps crawling away.
Tom drowns in a lake and sinks to the bottom. There, he finds a mermouse, which he tries to capture and eat.
Tom, a castle soldier in 16th century France, is assigned to guard the food laid out on a banquet table. Jerry and a smaller mouse companion, two wandering "mouseketeers", make the situation miserable for Tom as they abscond with (and occasionally eat) all the food they can.
Tom is given the task of guarding the fridge during the night by Mammy-Two-Shoes, but as soon as he has started he is tricked by Jerry into falling into the basement, where he lands in a barrel of cider. Now drunk, Tom staggers around in the house getting up to no good with Jerry.
Jasper is given an ultimatum by his master: break one more thing and you're out. Rodent Jerry does his best to make sure that his tormentor "gets the boot".
Tom's new book on "how to catch a mouse" doesn't prove too helpful against Jerry; actually, Jerry seems to make better use of it than Tom.
The family dog warns Tom not to make any noise so he can take a nap. Jerry hears this and immediately devises plans to ensure that the dog's nap will be interrupted.
Chased by Tom around the barnyard, Jerry takes refuge under a hen, who, in her nest, is sitting on eggs. Tom has to figure out ways to get Jerry out from under the protective hen.
Tom's advances on a young jive-talking girl cat get nowhere; nowhere, that is, until Tom gets a zoot suit. Armed with his miles of fabric and a new cool lingo, Tom still has to deal with the tricks of his nemesis, Jerry.
Tom is dressed up and treated like a baby by the little girl of the house.
Tom chases Jerry into a bottle of invisible ink, and the now-invisible Jerry proceeds to have fun torturing Tom.
Tom invites Toots to an elegant dinner. However, he's made the mistake of trying to put Jerry to work, as a serving boy, a corkscrew, and other tasks. Jerry puts up with a little of this, but mostly gets revenge on Tom.
Tom is golfing, but having no success. Jerry insures that remains the case.
Tom hears a ghost story on the radio and is spooked by it; Jerry notices this and takes advantage of it, using a variety of tricks to scare Tom.