Kookoo the gorilla climbs a tall building a seats at paper airplanes, just like King Kong in the climax of his eponymous film.
This episode features one of the very few scientists or academics who don't turn out to be an antagonist of the Rescue Rangers. Aside from Fat Cat, most of the other villains throughout the series happen to be scientists or academics.
Penultimate series appearance of Fat Cat and his gang. This also marks the final time in the series that the Rescue Rangers' primary antagonist, Fat Cat, is the only main villain in the episode.
Reportedly,parents have voiced complaints about the scene where Fat Cat and the gang attempt to escape the presumed gorilla pounding on the door,when Fat Cat proclaims,"Quick,evacuation procedure,MF!" When Mepps asks Fat Cat what "MF" means,he replys,"Me first!!" Some have believed that the "MF" reference is supposed to be a hidden joke in reference to the obscene term "motherf***er",which is often abbreviated as MF.
Final series appearance of writer Julia Lewald.