Perennial Pictures

Calling themselves "The Three Fishketeers," a trio of adventuresome fish set out across the ocean floor to seek fame and fortune. Toby, bright-eyed and spunky, Finner, aristocratic and thoughtful, and Gillis, a big "galumphing" guppy who calmly takes everything in stride. Meeting a "damsel" clearly not in distress, the would-be heroes comically try to help her recover a large pearl. But it isn't long before all four of them are swimming for their lives, and The Three Fishketeers finally learn what heroism really is.

Little Critter and his dad go camping.

Wormingham is having a masquerade ball, and Bert wants to ask Crystal to be his date. But Wormaline's plans to go to the ball with Burt herself may interfere.

It is nearly Christmas when two recently orphaned children have to choose with which of their relatives they will live – eccentric, stingy Aunt Edwina, who only wants them for their trust fund, or kindly Uncle Robert who wants to genuinely welcome them into his family. On Christmas morning, both Edwina and Robert have surprises in store for them when the children make their decision.

Curtis Calhoun just isn't in the mood for Christmas and wishes it would all go away. It appears he gets his wish, at least until he finds a strange little man in a red suit stuck in his chimney on Christmas Eve. Is it a cat burglar in disguise, or is it really Santa Claus with a very special Christmas gift for the discouraged Curtis Calhoun?

Ready for a hilarious adventure? Hop aboard a broomstick for this tale of two dim-witted witches who accidentally turn their sister into a jack-o-lantern on Halloween...and that's just the beginning of the story. Join the silly sisters as they turn a typical suburban town topsy-turvy with their inept attempts to rescue their sister-turned-pumpkin on Halloween night. Watch them fly around town, go trick-or-treating for the first time, and pop in on a children's Halloween party. These "Witches in Stitches" will delight children with their entertaining tactics and humorous happenings. This is one Halloween story that can be enjoyed all year long!

The K9-4 is a merry group of musical dogs that rap and rock their way through this colorful Christmas cartoon. In it, Fetch, Licks, Rollover, Bones and Roxie journey back to their hometown for a special Christmas Concert, and a very special reunion for Rollover.

It's Christmas season on the farm and everybody is getting ready for a big talent show. Scuddle Mutt and Clawdia dress up as elves and prepare to sing "Jolly Old St. Nicholas" when the Santa Claus makes an unexpected stop and mistakes the two for his own elves. Whisking them away, Santa's real elves are left behind to sing and dance in the show, while Scuddle Mutt and Clawdia are taken on a sleigh ride they'll never forget!

Christmas comes to the Cosmos when Roger and Fran Peoples and their son Benny try to celebrate the holidays in their new home on the planet Zolognia. Everything seems to go wrong until their alien neighbors, the Zox's step in to help. Misunderstanding just about everything about Christmas, Charlick and Mavo add bizarre and funny twists to old Yuletide traditions, and find out that in the end, that it's truly the thought that counts.

Santa has neighbors at the North Pole - two feuding polar bears named Iggy Lou Bear and Edgar Allan Snow. Both want to recapture the warm feelings of Christmas from childhood, so each intends to get a Christmas Tree of his own. The only trouble is, there is only one tree in the whole frozen north! A hilarious battle of will and wit ensues, as the two bears feud to "win" the only tree in the land.

A turtle named Harold was unfortunate enough to be born without a shell. Because of this, despite having many talents because of his lack of one, every other turtle looks down upon him.

On their first day on the job, a handyman feline and his dog try to get rid of some pesky bees in hoping for a second job.

A warm-hearted tale of Omar, the ugly duckling, whose Christmas wish is simply to find a place where he belongs. Hitching a ride to the big city he meets up with a runaway girl and the two discover the true meaning of Christmas.

Transferred to a new job, the Peoples family arrive on the planet Bolognia. Feeling very insecure about the move, they become even more intimidated by the sight of their hosts who are green, spotted and have antennae! Their new Bolognian neighbors, Charlick and Mavo Zox, find the look of the Earth family just as shocking. However, when little Benny Peoples gets "lost", he unwittingly brings the two families together and life on this new planet begins to look promising.

The Mirthworms take center stage at the Wormingham Bowl as they present "Sleeping Beauty." The wicked Wormaline Wiggler tries to wrangle the lead but Crystal Crawler wins the prize. Wormaline attempts to steal the show, but her sneaky shenanigans bring down the house instead.

Living in a trashcan, O.Ratz and his pal Dave D. Fly try to find warmth on a cold winter night. After several attempts fail - including being thrown out of a homeless shelter and crushed by a snowplow with a freshly warmed blanket attached to it, O.Ratz and Dave stumble upon an old space heater and plug it in. Unfortunately, newspapers too close to the heater cause an electrical fire leading to a gas explosion, sailing them off into the sky to possibly an even colder destination.

A little bunny goes in search of an Easter gift for his mother. A friendly chicken gives him a beautiful egg, but on his way home the bunny encounters several characters that have their own plans for the gift.

A Merry Mirthworm Christmas is an animated television special, produced by Perennial Pictures. It premiered on the Showtime Cable Network in 1984. The film features a cast of Mirthworms which are described as cuddly little critters about two inches long, who live in the tiny town of Wormingham.