Repeat: Horrific: Daniel Bartlam, left, butchered his mum Jacqueline, 47, right, with a claw hammer as she slept after becoming obsessed with Coronation Street killer John Stape .
Horrific: Daniel Bartlam, left, butchered his mum Jacqueline, 47, right, with a claw hammer as she slept after becoming obsessed with Coronation Street killer John Stape .