After the death of his father, young Carabas leaves home to seek his fortune with the evil landlord's cat. To his amazement, the cat actually speaks to him and devises a plan to help him get rich. First, the cat must wear Carabas' boots.

The Marvelous Magician gifts the kind widow Hobbs on her birthday with a tiny child - Thumbelina. Percival the Pig, Hobbs' companion, gets very jealous of Thumbelina and arranges for a bullfrog to kidnap her.

The Princess Miranda lives with her father, King of the Sea, and two sisters in a magical underwater palace. Miranda has the most beautiful voice of all the underwater kingdom, to the delight of all its inhabitants. The princess feels a great curiosity about the world above and why humans do not treat sea creatures with the same respect it. To celebrate its fifteenth birthday her father allows Miranda to see the human world with her faithful friend Acme, an otter. On the way to the coast the princess saves the life of a drowning man, a handsome young prince who falls in love.

The story of Claude's odyssey to save the Gumnutz Juice factory and Gumtree Lane's future. Along the way he learns the importance of family values and of accepting responsibility for himself and all of the zany characters of Gumtree Lane.