Viv decides that it's time for action if she is ever to win Bob round. She opts for shock tactics and serves Bob with divorce papers! They have the desired effect and Bob is gobsmacked by her extreme step. He isn't the only one who is shocked, however, and Diane is furious at being dragged into their bitter fight. Viv is convinced that Bob will come crawling back to her when he sees the papers - but Bob has very different ideas and Viv's plan looks set to backfire until Donna intervenes. Andy is growing concerned that he can't get in touch with Katie. Meanwhile, her dad Brian tries to talk her through the "bird's and the bee's", but can't believe his ears when she reveals she is already on the pill! Bad blood is brewing once more between Jess and Maggie over a huge phone bill. Nicola seizes the chance to make an ally in Jess and admits that she planted the earring in Maggie and Phil's bed.