Jerry's mouse hole connects two homes, with Tom living in one residence, a neighboring cat in the other. Jerry decides the best survival plan is pitting the cats against each other, without their knowledge.
Jerry keeps sleepwalking and doing things unknowingly to Tom. He becomes aware of this and tries to stay awake.
Jerry is paid a visit by a look-alike magician.
Tom chases Jerry through city streets, gets run over by a streetcar (twice), and follows Jerry into a department store. In the toy department, they have some fun with radio-controlled cars and a collection of mouse dolls. They move on to sporting goods, where Jerry manages to combine table tennis with croquet.
Daffy Duck reads in the local newspaper that a millionaire seeks a loyal, entertaining, and trustworthy boon companion.
Mickey, Minnie, Goofy, Donald and Daisy are trick-or-treating when Donald spies the spookiest mansion he’s ever seen and assumes it has the best treats. After he convinces his friends to risk a visit, the owner, Witch Hazel, casts a spell that turns them into their costumes.
A crook disguises a cat as a skunk to scare people out of a bank. Soon after, great lover Pepé Le Pew sees her and the chase is on through the French Alps.
Pepe Le Pew, the eternally amorous skunk, is in Paris, where his stench sends a female cat upward to hit a freshly painted flagpole, which puts a white stripe on her back and causes Pepe to think she also is a skunk. He lustfully pursues her into the Louvre art gallery.
Giuseppe is a small black Chihuahua. This is his life as told by him.
Snoopy embarks upon his greatest mission as he and his team take to the skies to pursue their arch-nemesis, while his best pal Charlie Brown begins his own epic quest.
When Jerry rustles cheese from the Dry Gulch General Store, Sheriff Mutt Dillin hires Tom, the fastest trap in the West.
On a snowy night in the city, Jerry is comfortably asleep in his hole inside a penthouse, while Tom tries to keep from freezing to death in the alley below.
Jerry runs into the Metropolitan Opera, trying to evade Tom.
Tom, famous baritone Signor Thomasino Catti-Cazzaza, enthralls a concert audience with his rendition of "Largo al factotum", from Rossini's "Il Barbiere di Siviglia", while Jerry strives for sleep under the stage.
Waif mouse Jerry, encrusted with snow, peers through a warmly lit window at Tom asleep by the fire in a room full of cheese.
Tom enjoys the role of top cat until an adorable red-and-white-haired kitten is brought into the house of a young blonde woman.
Little Cesario, a clumsy, and not too bright, St. Bernard puppy, is the junior member of a family of decorated life-savers.
The city is rounding up all unlicensed dogs. Spike has a license. So does Tyke. An unlicensed stray steals Tyke's license; Tyke gets collared and the chase is on.
Jack's mother throws Jack's magic beans outside under Sylvester Cat's sleeping box, and the cat is whisked to the world above, where he finds a huge Tweety Bird in the castle of the legendary Giant.
Sylvester Cat and his orange feline friend, Sam, are rummaging through trash cans for food in the evening on a waterfront when they spot a mouse. They agree to share the little rodent for breakfast the next morning, while during the night each tries to snag the mouse for himself.