Billy suspects Mike of having an affair with Deirdre. Linda hopes that Bill is going to make a pass at her but he just wants to talk about buying No.11. Billy apologises to Deirdre, she asks him not to pester her anymore. He tells her that he knows she's got a bloke on the side. Alan Livesey gives Mavis a trial examination. She worries when she makes no mistakes. Linda refuses to pass on Bill's offer to Elsie as she likes staying at No.11. Ken feels responsible for the sale of No.11 and advises Bill to deal with the estate agent rather than Linda. Bet tells Deirdre that Billy asked her if she was seeing Mike.