At first it seems that Peter Hatcher's summer vacation is going to be a scene from his worst nightmare. Peter's parents have decided to spend three weeks in Maine sharing a house with Cootie Queen Sheila Tubman and the rest of her family. To make matters worse, Peter's younger brother, Fudge, the five-year-old human dynamo, has decided to marry Sheila! But things begin to look up once Peter discovers that Maine is full of surprises, and his best friend...

The comical adventures of the Hatcher family continue in this lively story about sixth grader Peter's trials and tribulations when his younger brother Superfudge begins school for the first time.