Not one of Gleitzman's best as Mark and his friends, while researching famous people in history, come to believe that they are all reincarnations of famous people/animals. Mark believes he was Henry Ford, Annie believes she was Phar Lap and pino believes he was Albert Einstein. Together they are concerned about the effect these people had on the world and they try to undo what's been done through various funny schemes. It all culminates in them appearing on television at the local museum. ( )