"Pigeon Will Ride the Roller Coaster!" by Mo Willems is a whimsical picture book published by Union Square Publishing in 2022. The story follows Pigeon as he embarks on an exciting adventure riding the roller coaster, exploring themes of social emotions and feelings. With vibrant illustrations by the author himself, this juvenile fiction book is perfect for young readers interested in social themes and animal stories. The picture book format and engaging story make it a delightful read for children of all ages.