While streetworker Mickey romances Minnie, Mickey's nephews Morty and Ferdie take control of his steamroller and it's full speed ahead on a very destructive ride.
Based on James Thurber's short-story about a mild, henpecked man who, while preparing his breakfast, looks out the window and sees a unicorn eating flowers in the garden. He rushes upstairs to inform his domineering wife, and she accuses him of being crazy and threatens to have him put away. He persists that he did see a unicorn in the garden, and she phones for the authorities to come take him away. But when they arrive, with strait-jackets, they find the wife rambling and raving about seeing the unicorn, and promptly take her away.
In the Western town of Rising Gorge, Bugs faces off against Yosemite Sam, "the roughest, toughest, he-man stuffest hombre who's ever crossed the Rio Grande."
Marvin the Martian is monitoring through his telescope a rocket launch on Earth. The rocket heads straight for him and lands on Mars. The only occupant is Bugs Bunny, lured into Cape Canaveral by a carrot and sent to Mars as an expendable "astro-rabbit". Bugs is to claim Mars in the name of the Earth, but Marvin won't allow an Earth creature to contaminate his atmosphere. He trains a time-projector gun on Bugs and reverts the bunny to a Neanderthal Rabbit, who crushes Marvin with one hand.
Little Henery the Chicken Hawk wants to prove he's big enough to hunt chickens, but he doesn't know what a chicken is. He labels Foghorn Leghorn a loud-mouthed shnook and dismisses him, prompting Foggy to indignantly try to prove he's a chicken and therefore fit to be Henery's prey.
Eugene, an aging man, leads a double life - one real, the other in his dreams. He goes to see a psychoanalyst, who tries to interpret the meaning of his dreams. Eugene finds a way of entering his dream-world at will and finds out about his childhood and what really happened to his parents.
A baby seal escapes from the circus and ends up in Jerry's backyard pool. Tom finds out soon enough, and when the circus offers a $10,000 reward, his goal is clear.
Schoolboy Donald is torn between his angel and devil sides, though in Donald's case, the devil side isn't hard to resist. But the smoking he's encouraged to do turns him green and gives him regrets, and when the good side shows up and kicks evil's butt, Donald cheers.
The insects have completely taken over Mickey's garden. He spritzes them with insecticide, but runs out and they keep feasting. He mixes a new batch. Meanwhile, Pluto stalks a bug and gets his head stick in a pumpkin. He stumbles around and bumps into Mickey and the sprayer, giving Mickey a faceful of bug juice. He awakens to a warped reality, where the bugs and plants are giant sized, and the bugs get drunk on the insecticide and chase our heroes. Mickey recovers from his nightmare, discovering the giant worm he was wrestling was the hose.
Donald Duck, delivery boy, is hired to deliver a mysterious package on Friday the Thirteenth. He is hindered by a bothersome black cat -- and by the fact that the package contains a live bomb.
Set in a world of iron dirigibles and steam powered computers, this gothic horror mystery tells the story of Jasper Morello, a disgraced aerial navigator who flees his plague-ridden home on a desperate voyage to redeem himself.