Nine-year-old Marvin Redpost has finally figured out why he has red hair and blue eyes, while everyone else in his family has brown hair and brown eyes. He is not really Marvin Redpost. He is Robert, the lost prince of Shampoon. Now all he has to do is break the news to his "former" parents.
This chapter book series by Newbery Honor-winning and bestselling author Louis Sachar features one hilariously overactive imagination

Marvin Redpost has never felt like he fits in with his family. So when he hears a news report about a missing prince who looks just like him, he knows exactly what happened. Now all he has to do is tell Mr. and Mrs. Redpost that it's time for him to move in with his real parents at the castle....

Hilarious and relatable, Marvin Redpost is perfect for kids who love to bond with quirky characters like Junie B. Jones and George Brown, Class Clown.