In this hilarious original board book for the littlest grumpy monkey, Jim learns that sometimes it's hard to get over a bad case of grumpiness, but having a goo

This early graphic novel chapter book based on the #1 New York Times bestselling Grumpy Monkey is perfect for children who love the original picture books and a

From the New York Times bestselling Grumpy Monkey series comes a new story that tackles a common toddler problem as Jim Panzee finds that waiting is never easy,

"Why is it a sleepover when evreyone is UP ALL NIGHT? Jim Panzee is in a good mood for once! He is going to a sleepover at his parents' house, and Norman is com

NEW YORK TIMES BESTSELLER • Jim Panzee, our favorite grumpy monkey, is feeling like quite the Scrooge this holiday season! It's Christmas time in the jungle,