At his trial the following October , Lambert pleaded guilty to threatening Askill and to attempting to blackmail Harry Potter 's publishers , Bloomsbury .
Lambert reportedly fired a shot from his imitation Walther PPK pistol , but Askill was unharmed .
At Lambert 's trial the following October , Lambert pleaded guilty to Askill Askill and to attempting to blackmail Harry Potter 's publishers , Bloomsbury .
Lambert reportedly fired a shot from his imitation Walther PPK pistol , but Askill was unharmed .