Night on Bald Pate: Ostracised for having a bald scalp, Petey Pate turns to villainy and kidnaps Pearl to make Mouseville take him seriously. Mouse from Another House: Lonely orphan Scrappy listens as Pearl describes Mighty Mouse's beginnings.

The Littlest Tramp: Polly Pineblossom is refusing Mighty's help, so he solves minor problems until he finds out that Big Murray is upsetting Polly (a parody of City Lights and the Color Rhapsody short The Little Match Girl). Puffy Goes Berserk: The mutated giant kitten Puffy is terrorising Mouseville. After a brief fight with Mighty, some aliens take Puffy to a place where he will be welcomed and accepted.

Night of the Bat-Bat: While Mighty Mouse is away on vacation, Bat-Bat (a parody of Batman) and his sidekick, Tick the Bug Wonder, step in to save Vermin City from some dairy food changes caused by the Cow. Scrap-Happy: Scrappy tries to fit in with a shady gang, but he and the gang are sold to the carnival. When the going gets tough, Mighty Mouse is summoned to the rescue.

The Ice Goose Cometh: Gandy Goose thaws from an iceberg, but he is lost without Sour Puss. Mighty is overwhelmed by Gandy's antics, but he manages to reunite him with Sour Puss. Pirates with Dirty Faces: The shady gang are abducted on a pirate ship and, after a mutiny, are deceived by the pirates. They wake up from this staged nightmare ready to reform.

Mighty's Benefit Plan: Mighty takes Scrappy to meet Elwie and the Tree Weasels. At the concert that night, Mighty saves the Mouseville Orphans' benefit from going to ruin. See You in the Funny Papers: Mighty must defeat villains from Crimebusters Comics that have come to life, while an alien force invades Mouseville.

Me-Yowww!: Mighty's new pal Durf tries to fit in with mouse society but is rejected, forcing them to go to Cat Town where Durf finds a new friend. Witch Tricks: Scrappy helps a sick tooth fairy, but is pursued by a wicked witch. Mighty Mouse comes to the rescue and calms the witch down.

The Bagmouse: Scrappy is captured by Mr. Maxie, who intends to commercialise mouse burgers. Mighty Mouse finds out about this and puts a stop to it. The First Deadly Cheese: The Cow finds a cosmic cheese and uses it to beat Mighty Mouse. Despite multiple contacts with it, Mighty is able to avoid letting it overwhelm him.

Aqua-Guppy: A. Crab mistakes Pearl Pureheart for his fiancee and kidnaps her. Mighty's friend Aqua-Guppy brings A. Crab's real fiancee to him. Animation Concerto: Old Terrytoons cartoons play in sequence to a jazz concerto song about Mighty Mouse.

Heroes and Zeroes: After Big Murray's ransom scheme backfires, Mighty Mouse and the Mighty Heroes are out to capture rampaging stolen numbers. Stress for Success: An overworked Mighty Mouse tries to recuperate, but old Terrytoons adventures make him restless. However, he gains his needed strength.

Catastrophe Cat: After a long and exhausting aversion of disasters, Mighty Mouse discovers that a hiccupping cat is the culprit. Scrappy's Field Day: Mighty Mouse takes Scrappy on a field trip to prehistoric times, braving much danger throughout.

This Island Mouseville: An alien cat is claiming Mouseville, but he does not prove to be a major threat and his conquest is short-lived. Mighty's Musical Classics: In this episode, footage from vintage Terrytoons cartoons play in time to "The Loco-Motion" and "Why Do Fools Fall in Love".

The League of Super-Rodents: The Cow defeats the League of Super-Rodents to impress Madame Marsupial, but is beaten by the Rampaging Sloth. Scrappy's Playhouse: The shady gang sneak into the Mouseville Cinema and combine old Terrytoons Mighty Mouse clips.

All You Need Is Glove: The Glove imprisons Mike and Pearl and they and Scrappy head off to his brother Lefty for help. Mighty takes care not to compromise his secret identity. It's Scrappy's Birthday: Thinking no one remembers his birthday, Scrappy moves away with a hobo named Slappy. After Mighty Mouse rescues them, they are surprised with a birthday celebration.