harry arrives in walford to visit his older brother, charlie. most of the family welcome him, but kat leaves the room without explanation whenever harry enters. he starts a relationship with charlie's close friend peggy mitchell (barbara windsor), and they soon get engaged and peggy plans to emigrate to spain, where harry lives. zoe announces that she is going with harry to spain but a furious kat refuses to let her go. zoe storms out saying she's leaving and kat follows. the two argue and kat shouts that she is her mother. when zoe demands that kat tell her who her real father is, kat shocks her by revealing that it's harry. zoe tells charlie as he was under the impression that zoe's birth father was a boy kat had gone to school with. he goes to find harry and attacks him in the queen victoria public house, but is restrained by the punters. charlie tells harry to leave walford and that if he ever sees him again he will kill him. he also tells him to end his relationship with peggy and he does so by writing her a letter. harry tells charlie he is ashamed of his actions and that it's ruined his life. he admits that charlie's late wife viv (april martin) knew what happened and told him to leave, ruining charlie's idealised image of viv in the process. he goes to shake charlie's hand to say goodbye, but charlie - disgusted by him - spits in his face and calls him a monster.