After holding forth in the pub on how foreigners have brought AIDS to England Alf and his friend Arthur visit a sex shop,where Arthur steals a pornographic magazine but gives it to Alf to mind for him. When Mrs Hollingbery finds it Alf blames it on Winston and tries to have him evicted but Arthur puts his foot in it by turning up at the house asking for his book just as it is being torn up. (thetvdb.com)