In the book Madeline And The Bad Hat, the Spanish Ambassador's family has moved next door to the old house covered in vines. Madeline and the other eleven girls in two straight lines are so excited because a young boy named Pepito will be their new neighbor. That is; until they got to know him! Pepito was a bad hat. He was always getting into trouble and playing tricks on Madeline and her friends. One day his mischief went too far and caused him to change his ways! Let's just say he is now a good hat and has learned from his mistakes! Pepito has turned over a new leaf and is now the world's most wonderful boy.
Another Madeline tale written and illustrated by Ludwig Bemelmans. This is the hardcover edition of Madeline And The Bad Hat.