Jumbo
Mr. Hollis is Bert's Creator and uncle. Mr. Hollis is displeased with how an elephant competitions his nephew, however, he asks the jungle physician for support. To get Dr. Jumbo he also writes a cursed prescription and Jumbo starts to lose his memory. Unable to consider even the simplest things, Jumbo would like to draw from the rivalry. However, his buddies prevent him go to seek support.