Caveman Porky awakens and plays with his pet Rover, a massive dinosaur. After Rover's playfulness causes a disruption to the prehistoric peace and quiet, Porky's copy of "Expire" magazine arrives in the mail, filled with ads for fashionable new bearskins. Porky decides to go out and get himself a new suit, and sets off with his trusty club.
Porky Pig owns a fish store and goes out to lunch. After a cat is not having much success with a mouse, he goes into the fish store when Porky is away. When the cat thinks he has the good appetite, the fish go to war against him and drive him out of the store. He is then freaked out by the mouse and shrinks as the mouse grows.
A live action black-and-white prolog tells the story of how Walt Disney came to Hollywood with $300, was rejected by all the major studios, but went on to tremendous success, many awards, and a thriving studio. Titles then ask what this means to the Standard Oil Salesman, and a parade of Disney characters gives us the answer, featuring Mickey as drum major, Minnie carrying a banner, and the 7 Dwarfs carrying the letters "STANDARD" (Dopey gets stuck with the last two): Apparently the various ads for Standard will be featuring Disney characters in the coming year.
We take a tour of Porky's Poppa's farm, to the tune of Old MacDonald. After meeting several animals, "on this farm, he has a mortgage" which he frets over, particularly since Bessie has stopped producing milk. Poppa orders an Acme milk producing robot, and the beast vs. machine battle is on.
Emily the chicken lives in Hickville but dreams of Hollywood. Her chance comes when director J. Megga-Phone happens to drive past and gives her his card.
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.
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.