By Olivia Wheeler Coronation Street exposed Lauren Bolton’s mum ‘Kerry’ for who she really was on Friday night. ‘Kerry’ made her arrival earlier this week, claiming she is the mum of missing teenager Lauren, who is presumed dead by the police. However, in a twist, on Friday night’s episode, it was revealed that she wasn’t who she said she was and is actually a lady called Alice, who was at Roy’s under false pretences and secretly filmed everything she saw, claiming he’s a murderer. During the night, Alice secretly filmed Roy’s living room and made him out to be a murderer in her commentary. Th…