Damon and Gizzmo play a trick on Karen and Susi while they are sunbathing. Bobby persuades Sheila to take a holiday in Anglesey. Petra returns home from the shops, packs a suitcase, and leaves home.
Petra's car is found, and Alan mistakes the detective who arrives to speak to Michelle for the flasher. Lucy storms out after Annabelle slaps her during an argument.
Petra awakens in the morning to discover that Gavin has died in his bed during the night, and has to be comforted by her brother-in-law George, her neighbours Roger and Heather, and - especially - Barry.
When Barry refuses to do Petra's decorating, Terry volunteers. Bobby is concerned when Alan Torenson questions him, fearing that the secret report has been leaked.
The Grants invite all their neighbours to their New Year's Eve party. Roger and Heather return home, and discover that their alarm has been tampered with, and Gavin has erected a multicoloured shed to house his cookers.
The Huntingtons suspect that they have another intruder, and they're right. Damon is stranded in the bungalow after arguing with his mates. Lucy tells Gordon of her doubts about her relationship with Jonathan.