Gohan has known Toh Toh and his mate since he was a little boy.
Majin Buu Saga
Main article: Great Saiyaman Saga
Toh Toh is seen looking for his baby Chobi, who was stolen from their nest by Mr. Musuka, the Musuka Circus manager. He and his wife attack Satan City. It is not until Gohan calms him and his mate down that he is able to return Chobi to them.
Video Game Appearances
The shadows of Toh Toh and his wife are seen when they fly above Satan City in Dragon Ball Z: Buu's Fury.