Mo Willems

Gerald is careful. Piggie is not.Piggie cannot help smiling. Gerald can.Gerald worries so that Piggie does not have to.Gerald and Piggie are best friends.In I'm a Frog! Piggie has some ribbiting news! Can Gerald make the leap required to accept Piggie's new identity?

Knuffle Bunny: A Cautionary Tale is a children's picture book by Mo Willems. Released by Hyperion Books in 2004, an illustrated version of the book won the 2005 Caldecott Honor. The story also spawned an animated short, which won the Carnegie Medal for Excellence in Children's Video in 2007. In August 2007, the …

Knuffle Bunny Too: A Case of Mistaken Identity is a children's picture book by Mo Willems. A sequel to Knuffle Bunny: A Cautionary Tale, it was released on September 4, 2007 and reached the number one spot on the New York Times Bestseller List for children's books.