While most of the headlines have been dominated by the recasting announcement, we’ve almost forgotten what Todd’s return is going to mean for the cobbles.Gareth Pierce has been cast as the Weatherfield wanderer after fleeing from the law.He left poor Billy who, three years ago, had many questions for Todd and they will no doubt be at the forefront of his mind when he claps eyes on him again.He has had some dark moments in the three years since Todd left, including falling off a cliff and