One day the Fat Fairy turns up at Thomas Top's house to grant him a birthday wish. Thomas can't think what to ask for, so he wishes he could fly. That's how Thomas goes from being just an ordinary boy whom no one notices to being the most popular boy in school. but it makes him sad tht grown-ups can see the wonderful things he can do - especially his dad. Thomas's gift for flying brings him joy and heartache, but witht he help of the Fat Fairy he discovers that things can get better.