Mice, seeking shelter from a storm, enter Dr. Jekyll's house. His cat chases them, ultimately crashing into the lab, where he mixes up some of the potion. He transforms, then rounds up the mice. Mighty Mouse comes to the rescue; in the fight, the lab catches fire. The mice escape, but the house rockets into the sky.
Mice, seeking shelter from a storm, enter Dr. Jekyll's house. His cat chases them, ultimately crashing into the lab, where he mixes up some of the potion. He transforms, then rounds up the mice. Mighty Mouse comes to the rescue; in the fight, the lab catches fire. The mice escape, but the house rockets into the sky.
Jerry finds himself in charge of a foundling mouse called Nibbles, who is eager to steal milk from Tom's bowl and oblivious to the danger.
Tom subjects Jerry to his usual harassment; but the cat finds a new enemy, and the mouse finds a new friend, in the canary of the house.
Mickey is first seen reading Gulliver's Travels while the mice orphan children are pretending to be sailors. After ruining their game Mickey tries to make it up to them by retelling the Liliput sequences of Gulliver's Travels pretending it was a real event that happened to him by portraying the role of Gulliver. The story ends with Mickey saving the town from a giant spider (Pete). However after telling the story, one of the children dangles a fake spider attached to a fishing rod which scares Mickey out of his witts.
Jerry and his little French mouse friend are raiding while the king sleeps. They awaken him and he calls for Tom to give him an ultimatum: One more sound from the mice and it's off with Tom's head. The mice hear this and team up to torment 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.
A moment after a bottle of white shoe polish pours on Jerry, Tom hears on the radio that a white mouse, having swallowed an explosive, has escaped from an experimental laboratory and that slightest jar of the mouse could cause it to explode and blow up the entire city. It is then that Tom notices now-white Jerry and concludes it's the escapee.
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".
On Motunui, Maui tries to catch a fish with his magical fishhook, only to be comically foiled by the ocean.
A hungry cat has the idea of giving "Jumbo Gro" fertilizer to a scrawny canary to make him a bigger meal, which leads to a race between the cat, the canary, a dog, and a mouse to see who can grow the biggest.
Mammy Two-Shoes tells Tom and Butch that the cat who gets rid of the icebox-raiding, breadbox-invading mouse (Jerry) is the one who can stay.