Children's book author Mo Willems never thought a pigeon wanting to drive a bus could turn into a career. But more than 20 years later, Willems is a rock star to both children and parents for his hilarious "Pigeon" book series. He has written dozens of other stories and characters that allow children to play as they are learning to read on their own. Willems sat down with Joe Fryer to talk about his famous pigeon's 20th anniversary and the other projects in store for his fans. Willems released his latest book, "Don't Let the Pigeon Drive the Sleigh!”, this fall.Follow the ‘Read with Jenna’ podcast now to hear new episodes every week. And the fun doesn’t stop here! Want to join our Read with Jenna community of book lovers? You can find our monthly book list and sign up for our newsletter here: TODAY.com/ReadwithJenna You can also find us on Instagram on @ReadwithJenna