The Invisible Mouse

A young man enters a mysterious house and witnesses surreal images including a wolf man, a man in a fast vehicle speeding through the halls, and an insane surgeon who severs people's limbs.

Pluto is playing with a ball on the beach. The ball goes into the water and starts moving in strange ways, because a sea lion is playing with it. Pluto does not want to share the ball, and eventually tries to bury it, but the sea lion is too clever. Pluto goes after the sea lion, but has to tangle with a persistent octopus. The sea lion saves Pluto, and resuscitates him, so Pluto agrees to play.

Pluto wants to chase the sausage man, but Fifi convinces him to look after their five rambunctious puppies instead. The puppies end up in the basement, where they tangle with a compressed air tank, paint, a jug of hooch, and other hazards. Fifi returns and finds a drunk Pluto, paint on everyone, and gets very angry.

Mickey Mouse and several other characters are on a prison chain gang, guarded by Pegleg Pete. They break rocks for a while, then Mickey breaks out a harmonica and everyone starts making music and/or dancing. Soon there's a jail-break, and Mickey's on the run, tracked by bloodhounds (including his future pet, Pluto, in his first appearance). He falls off a cliff and right into a jail cell.

Pluto has a tussle over a bone with a female dachsaund named Dinah unaware that he is actually giving her the bone whenever he walks in his sleep and presents it to her. However, each time he awakens, he angrily demands it back until he discovers Dinah's puppies at which point he feels bad and offers up his entire collection of bones to Dinah's family as well as his doghouse.

A stripper takes vengeance on her audience.

A baby elephant rolls off the circus train and right into Tom's bed. He quickly allies himself with Jerry, and with a rolled-up trunk and some paint, passes himself off as a giant mouse. The two then keep trading places to the bafflement of Tom.

Tom, whose appetite was whetted by a radio cooking program, wants to make a meal out of the pet goldfish. Jerry, who is friends with the fish, does what he can to thwart their feline foe.

Jerry agrees to help an escaped circus lion, whose first need is food. But first they'll have to evade Tom, who heard the news bulletin and is armed with a shotgun.

When Tom's harassment gets out of hand, Jerry writes to his Cousin Muscles, a tough inner city mouse, and asks for his help.

The kiddie radio host, Uncle Dudley, reminds his listeners that it is "Be Kind to Animals" week. Tom resolves to be kind to his mouse-nemesis, Jerry, but the cat changes his mind after sneaking a look at Jerry's diary.