The trio comes across a mobile lonely hearts agency. This time it seems it's the owners of the agency who need a bit of marital advice. Smiler tries to get rid of a tandem Auntie Wainright sold him. He ends up being the perfect client for the lonely hearts agency.
Howard's fears that there may be a spider hiding in his cap affects his relationship with Marina. A lucky wedding chimney sweep is down on his luck and depressed. Foggy insists on being his manager. Norman and Compo follow along to watch.
Ivy's getting some love letters from a mysterious man that calls himself C. W Northrop. The trio wants to know who this person really is, and end up having a little surprise.
When Pearl's "security" at home becomes too much for Howard to handle and Pearl starts suspecting his furtive encounters with Marina, the trio tries to find a double for Howard, so Pearl can see them together, and think she was mistaken all these years regarding Howard's secret love.
The trio tries to make Smiler become more aggressive, so he can stand up to Auntie Wainwright, but they end up getting a little more than they asked for.
Glenda forces Barry to ask Wesley to "listen" to the car engine. Foggy, Norman and Compo meet a man who is obsessed with an end of the world prophecy. Auntie Wainwright send Smiler out to stalk a customer that escaped her shop without purchasing anything.
When a primate is said to be loose in the local woods, Foggy organises a search party, accompanied of course with the right uniform and military discipline.
Remembering Nora used to enjoy a ride on a motorbike and sidecar when her husband was alive, Compo hires a motorbike from Auntie Wainwright, and invites Nora for a ride. Wesley tries to fix Barry's car (again), with disastrous results.
