1 Season
50 Episode
The Unstoppable Yellow Yeti - Season 1 Episode 9 Full Monster
When Osmo and Rita suspect Gustav is going 'full monster', they trap him so they can find a cure, only to get symptoms themselves. Now Gustav must figure out how to cure them.
- Country : Finland, France, United Kingdom
- Genre : Animation, Comedy
- Director : Anttu Harlin, Joonas Utti
- Cast : Nadine Marshall, Emma Ballantine, Caoimhe Judd, Rasmus Hardiker, Amy-Leigh Hickman, Paul Tylak