1 Season
50 Episode
The Unstoppable Yellow Yeti - Season 1 Episode 32 Monster Momma's Boy
When Osmo and Rita visit Gustav's family, they're forced to keep his life among humans a secret while dodging Grampapa's appetite. Gustav must come clean to save his friends.
- 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
