Looks like Summer’s coming to an end(Picture: ITV) In the aftermath of vile villain Theo Silverton’s (James Cartwright) murder, it’s a suspicious time to be leaving Coronation Street – especially if Theo killed your dad. Oh, Summer Spellman (Harriet Bibby). What did you do? Summer Spellman wouldn’t hurt a fly – but then again, Theo was no fly. He was more like a spider, trapping Todd Todd Grimshaw (Gareth Pierce) the closest thing the poor girl’…