Parzan, King of the Jungle is the 42nd episode of Dr. Slump and Arale-chan.
Parzan and Cheeta go to Penguin Village in an attempt to replace Suppaman as its hero. Cheeta is annoyed by the stupidity of Parzan, and leaves him. Parzan replaces Cheeta by a big frog, but the frog leaves him too. Parzan then meets Arale Norimaki and Gatchan. When he sees Arale and Gatcan playing with a bear, Parzan decides to drop his King of the Jungle title and tries to become the King of the Middle School.