Audrey finds Bet asleep on the sofa. Bet says she will be staying about two weeks. Audrey is already regretting her hospitality. Kath Harris from the council's environmental health department turns up at No.5. Les tries to deny that there's a problem but Emma overhears and puts her straight. Joe panics when buyer Ian Richardson doubles his order, but wants everything done by Monday - the day Mike is due back. Norris hears that there are rats about and wears bicycle clips as a precaution. Sarah invites Aidan round as Gail is out for the evening. Aidan brings a video and a bottle of vodka and they both get drunk. Gail arrives back home just as Aidan is about to pierce Sarah's eyebrow. Gail throws him out and is furious. Rita calls to see Bet to try and iron out their differences, but to no avail. They end up rowing again.