Zoe is disappointed when Callum fails to attend the birthday party that she's laid on for him, and when she confronts him he accuses her of using him as an excuse to invite people round. Despite their row, Callum eventually shows his face and has an unexpectedly good time. Louise joins the celebrations and can’t help but flirt outrageously with Matthew. Fearing that she's on the brink of doing something that she may regret, she makes a sudden exit and heads for Diane’s. Louise confesses that she has feelings for Matthew but insists that she wants her relationship with Terry to work. Elsewhere, Paddy is disappointed when Emily snubs him for Paul yet again. Viv convinces him that one final fling with her will make him feel better, and she books them a hotel on the internet. Donna becomes suspicious of her mother's behaviour and snoops around for evidence.