Max Lang

Grumpy Monkey Spring Fever

2024

Grumpy Monkey Freshly Squeezed

2021

Grumpy Monkey New Friends

2027

Mono Gruñón: Sácate lo gruñón (Grumpy Monkey Get Your Grumps Out Spanish edition)

2027

Grumpy Monkey Summer Breakdown

2027

Gaston Grognon - Maman d'un jour

2026