The Great Pussini, opera star, comes into town and immediately takes to Sonja, winner her affection. Meanwhile, Heathcliff is furious and tries to show Sonja that Pussini is a fake. The voice of Pussini is really a little nerd cat. // Cleo's owners are going on vacation and plan to put her in a kennel, so Riff Raff and the Catillac Cats decide to rescue her.

Heathcliff's friend Chauncey-the-dog is captured by the dog catcher and locked away in the pound. Disguised in a dog costume, Heathcliff skillfully manages to get incarcerated himself and rescue his pal. // Riff Raff takes Cleo on a date to the carnival, but their fun is thwarted by Bruno, Geldorf, and a carnie.

Heathcliff gets into mischief with the local dogcatcher. Sonja is concerned about the dogs that are being picked up so Heathcliff investigates. Once Heathcliff gets involved you know there is going to be some real excitement.

A kitten shows up in the neighborhood with an enormous case of hero worship for Heathcliff. However, he is so much like the object of his esteem that Heathcliff himself can hardly stand it. // When Cleo visits her cousin, LuluBelle, in the country and takes the Catillac Cats along, it's love at first sight for Mungo and LuluBelle. But the boy-next-door, Orville, already has designs on LuluBelle.

A move star named Rock comes to town to film a new movie, and Sonja is thoroughly smitten. Heathcliff is wildly jealous, but Sonja forbids any fighting. // Mungo becomes master of his very own genie when he rubs a magic milk bottle one day. But everyone wants a piece of the action - and his three wishes - as Mungo tries desperately to save his claim.

Heathcliff and Iggy go to visit the zoo so that Heathcliff can finally meet the king of the beasts: the lion. But to Heathcliff's dismay, the lion is a kindhearted and gentle creature and not at all to Heathcliff's liking. // It's the cats vs. sneaky Admiral Catsk in a race up the slopes of Mount Whoji next. Bears and mountain goats add to the surprises and fun up the trial.

The Nutmegs tour the fire station and are very embarrassed by Heathcliff's behavior. That night, while sleepwalking, Grandpa Nutmeg sets the house on fire and Heathcliff saves everyone by getting the firemen there in time. // Cleo wants a new bed, so she sends Riff Raff on a mission to find one. Meanwhile, Leroy's cousin Mervin McMutt is in town and using the bedding that Riff Raff needs.

J.B. is a rich, snobbish cat who comes to visit the Nutmegs. He expects Heathcliff to wait on him paw and paw, and even vies for Sonja's attention. However, Heathcliff discovers the dark secret of J.B.'s past and uses the information to his advantage. // Riff Raff, Cleo, and the Cats visit the world famous "Dizzyland" amusement park where they tour the House of the Future.

Spike's cousin, Bull, is a ferocious looking guard dog who sports a bone out of his mouth the way a tough guy might use a cigar. // Riff Raff enlists the Catillac Cats to aid his attempt to break into a bird sanctuary. After trying everything from a hang-glider to a trampoline, Riff Raff managers to gain entry, only to be bludgeoned by a giant feathered bouncer.

Heathcliff hears Iggy saying how wonderful it is to have a pet, and decides he should have a pet too. He tries out Spike and Mungo, but they do not make good pets at all. // Wordsworth is convinced he has a rare cat disease which Riff Raff read about in the paper, so the gang takes him to a cat witchdoctor who tells them the only cure is an alligator hair.

Grandpa takes Iggy to the country club where Grandma challenges Grandpa to a game. Meanwhile, Heathcliff 's quarrel with the mice causes chaos in the dining room. // Riff Raff and the cats watch a horror movie, and that night Riff Raff dreams he is Dr. Frankencat and has created a monster. It's a regular nightmare, with even Leroy showing up as the Wolfman.

The Nutmegs decide to have a family portrait taken - including Heathcliff. Every time the photographer tells the group to "say cheese," mice appear and Heathcliff dashes to catch them, leaving the studio a shambles in his wake. // An old dirt bike arrives in the junkyard and the cats fix it up to stage a little competition. A gang of tough cats arrives to challenge the Catillac Cats.