"A Plump Night Out" is a children's book written by Diana Hendry and illustrated by Jane Chapman. The story follows a group of animals who embark on an adventure to a local fair. Each character brings their unique personality, contributing to the fun and excitement of the night. As the animals enjoy various activities, they encounter challenges that test their friendship and teamwork. The narrative emphasizes themes of camaraderie and the joy of shared experiences, making it an engaging read for young audiences. The vibrant illustrations complement the story, enhancing its appeal to children.