When Dexter Munro (Baxter) and also his new partner Juliet (Sally Smith) get married, they decide to escape Juliet's meddling papa (James Robertson Justice) by getting a run-through cottage and doing it up themselves. But when the home shows to be more ramshackle than they assumed, and the scale of the repair work required way out of their budget plan, the couples are pushed into contacting Juliet's papa nevertheless. Before long he's utilized inexperienced builder Josh Wicks (Ronnie Barker), and the situation goes from bad to worse.