here is jack.jack doesnt like his name becoz of being a dogs name and being mocked by chhildren and making fun of him.this makes him angry even at some point a girl named Candy redicules him.his parents tries to console him by telling him how the name was so significant but he could not hear them so he changes his name to Harry.He appreoaches another smartest girl but telling her his name he is told that the was simillar to that of the girls dog