Sylvester Cat and his dopey, brawny feline friend, Benny, hunt mice in a warehouse because Benny wants one as a pet. Hippety Hopper, the baby kangaroo, is in the warehouse, and the two cats, of course, think he's a giant mouse. Benny wants him and obliges Sylvester to try and catch the fleet-of-foot Hippety.
Two polite twin gophers are indignant at the swiping of all their vegetables by "vandals" in trucks. They follow the trucks to a food processing plant and become caught in the machinery when they try to retrieve their property.
Sylvester Cat is a lighthouse keeper's mouse-catcher assigned to keep a mouse from unplugging the light. The mouse only wants a good night's sleep and asks Hippety Hopper, the baby kangaroo who has just crashed off of a ship on the nearby rocks, to help him fight Sylvester and keep the lighthouse light turned off.
Sylvester Cat pays a visit to a closed-to-business circus and finds Tweety Bird in one of the cages. Tweety escapes and a mad chase ensues. Meanwhile, Sylvester must flee from an uncaged lion he angered earlier.
Exhausted traveler Porky Pig drives into a town looking for a hotel. He is delighted to find one with a 10 cents per-night fee. Unfortunately, its manager is Daffy Duck.
A drunken stork comes to the home of Mr. and Mrs. Daffy Duck with a bundle of joy, but Daffy wants no part of the delivery and takes extreme measures to keep the stork away.
Boston Quackie (Daffy Duck) is an American agent in Paris assigned to guard the valuable secret contents of a briefcase. A man in a green hat steals the briefcase and leads Quackie on a chase aboard the Cloak and Dagger Express.
Foghorn's going fishing, but a fox has other plans for him. Posing as a racetrack tout, he suggests Foggy get a hunting dog and go hunting. Once the dog is gone, the fox comes after the chickens. One of them pulls the fox alarm, and the dog comes running back (too late). The fox next poses as a quiz show host, tricking Foghorn and the dog into blowing each other up. They go through another cycle or two of abuse before identifying their common enemy. They team up and go after him.
A working-class mouse, who wants to steal a birthday cupcake for his wife, enlists his friend in an effort to get rid of the cat who has suddenly appeared in the kitchen.
The Goofy Gophers are about to harvest the vegetables on the farm when the farmhands beat them to the punch. Worried that their food source is being "vandalized," they follow the truck to the barn so they can recover what they consider to be their food.
Elmer Fudd's dog, Rover, is made to believe by a TV show that all dog owners are evil men who do away with their old, expired mutts by taking them on a one-way hunting trip. When Elmer suggests they go hunting, Rover automatically jumps to the conclusion that Elmer intends to put him down. So, when they set out on their hunting expedition, Rover decides to strike first at his master.
Sylvester Cat won't allow starving Mexican mice access to a cache of cheeses on a ship and prompts a challenge by Speedy Gonzales, the fastest mouse in Mexico. Speedy makes several raids on the ship's stores by outsmarting Sylvester again and again.
Sylvester Cat is a guard at a Mexican experimental laboratory where mice are confined for research. The families of the captured mice place a call to Speedy Gonzales, the fastest mouse in Mexico, to help them rescue their compadres. Speedy comes and engages in the usual battle of wits and feet with Sylvester.