Mr. Hollis is Bert's uncle and businessman. Mr. Hollis is unhappy with the fact that an elephant rivals his nephew, but he asks the jungle doctor for help. For Dr. Jumbo he writes a cursed prescription and Jumbo begins to lose his memory. Unable to remember even the simplest things, Jumbo wants to withdraw from the competition. But his friends prevent him and go to seek help from a dinosaur.

Intergalactic penguin pilots, Flip and Zooey, are going where no bird has gone before, outer space! Embarking on peaceful expeditions in their friendly talking spaceship, Slushy, they tour the galaxy on fact-finding missions for their headquarters, run by the beloved Captain Stella.