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 Jimmy Fargo joins him at the shore to share in the fun!