NEW YORK TIMES BESTSELLER Perfect for Fathers Day, the beloved Grumpy Monkey series celebrates fathers and grandfathersplus we learn where Jim gets his grumpiness from!

Its Fathers Day and Jims 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 Fathers Day, he learns that Grandpanzee thinks the holiday is a bunch of malarkey!

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