Grumpy Monkey Father’s Day Fuss

Includes Fun Stickers!

Suzanne Lang ∙ Illustrated by Max Lang

Hardcover

Published on Mar 31, 2026

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Ebook

Published on Mar 31, 2026 | 32 Pages

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Grades Preschool – 3
Ages 4–8

NEW YORK TIMES BESTSELLER • Perfect for Father’s Day, the beloved Grumpy Monkey series celebrates fathers and grandfathers—plus we learn where Jim gets his grumpiness from!

It’s Father’s Day and Jim’s dad is all about it. He LOVES having a day where he is the center of attention. But when Jim asks his father what he does for his father on Father’s Day, he learns that Grandpanzee thinks the holiday is “a bunch of malarkey!”

This Father’s Day offering from the Langs is sure to be a hit with all the dads in your life!

Bestseller

"Funny and sincere—perfect for reading aloud or sparking conversations about emotions. Charmingly expressive illustrations amplify the humor and tenderness....In an age where screen time often replaces shared experiences, social-emotional books like this are invaluable." —School Library Journal

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ISBN 9780593709405 (Hardcover)
Published on Mar 31, 2026
Published by Random House Studio
Dimensions 9 x 9
Age Range 4-8 years
Grade Preschool - 3
Reading Level Lexile: 510L

ISBN 9780593709429 (Ebook)
Published on Mar 31, 2026
Published by Random House Studio
Pages 32
Age Range 4-8 years
Grade Preschool - 3
Reading Level Lexile: 510L

Suzanne Lang

Suzanne Lang is the author of the New York Times bestselling Grumpy Monkey, as well as several other titles. When Suzanne is not working on books, she writes and produces children’s television.

Max Lang

MAX LANG is an animation director, storyboard artist, character designer, and illustrator. He co-directed the film adaptation of the picture book The Gruffalo, which was nominated for an Oscar and a BAFTA, as well as the Oscar-nominated adaptation of the picture book Room on the Broom, which has won numerous awards, including the Cristal for Best TV Production at the Annecy International Animation Film Festival.