Ben becomes incredibly angry when he discovers that Janey is seeing another dentist, the Australian Mel Fraser. Meanwhile, Nick meets a French swimwear model on the Internet and Michael rebels in an odd way.

Michael appears to be having trouble with a classmate. Will confronting the problem make things any better? Elsewhere, Nick is trying to become a dotcom millionaire and Janey wants a tattoo.

When Janey is set up on a date with the son of one of Ben's patients, things go horribly wrong. Also, Susan gets tickets for the opera but Ben is less than enthusiastic.

Ben decides to take Susan back to one of their old romantic haunts for her birthday, but instead, romance comes back to haunt them. Meanwhile, at home, Michael is left alone by his siblings.

Susan insists that they purchase an expensive, over-the-top burglar alarm after Brigitte thinks her van has been stolen, but it fails to serve its purpose. Also, Nick's career takes an unexpected turn.

When Nick suggests his parents take out a life insurance policy to further his chances of romance, Michael begins to worry about their life expectancy.

Nick wants a job, Janey wants new jeans, Michael needs dating tips, and Ben and Susan want peace and quiet.

Susan finds Viagra in her son's trousers and confiscates it, Janey tries to get Marilyn Manson tickets, Susan lets her yoga instructor give lessons at her house and Ben is put on a diet.

When Susan tries to help out a chronically unemployable Nick, her plan turns out to be disastrous, Janey brings a different boy home every day, and Ben has problems with his assistant.

Ben and Susan face the surprise prospect of parenthood for the fourth time - a situation which is neither wholly desirable nor planned.

Preparations are afoot in the Harper household for the arrival of Sylvie, a French exchange student. Nick is keen to establish entente cordiale, but Janey is wary of the Parisian beauty. Meanwhile, Ben meets a prospective employee who does little to put him at ease.

Parents Ben and Susan reluctantly agree to let daughter Janey have a party whilst they are away on holiday - and plan to sneak back unnoticed into the house and check up on the children, just to be on the safe side.

Susan, Ben and the children travel to a family funeral in Leeds. In addition to reservation problems at the hotel, Nick's shameless liaisons with the hotel maid and Susan's inappropriate behaviour at the funeral add up to a fraught weekend.

Ben is distressed as he faces trouble at work in the shape of his new assistant, who cannot stand the sight of blood. His troubles do not get any easier when he arrives home and must face the trauma of his neighbour's DIY antics. Meanwhile, Janey's preparations for her driving test end with an unforgettable lesson with her dad.

The Harpers plan to redecorate their house, however, with Nick taking instructions from "The Naked Chef" rather too literally, and Janey's boyfriend spending the night in her room without her parents' permission, it appears that work will never get started.

Nick has a new girlfriend and the family get a bit of a shock when he brings her round for dinner. Also, Michael gets a new computer and Janey is starting to feel like the poor relation.

When an over-friendly patient gives him an expensive watch, Ben jumps to the conclusion that he is a gangster and is determined to get rid of the gift. Meanwhile, Susan searches the house for her anniversary present.

When an over-friendly patient gives him an expensive watch, Ben jumps to the conclusion that he is a gangster and is determined to get rid of the gift. Meanwhile, Susan searches the house for her anniversary present.

Susan's new boss has some funny ideas about the tourist business, but when she invites him to the family home for dinner in an effort to change his views, the unexpected happens.

Ben goes to a reunion of old school friends and is horrified to find that someone he never liked is now a millionaire. Elsewhere, Nick has found a new unconventional way of earning money.

Nick buys a motorcycle for his new business endeavour but not surprisingly, things do not go according to plan. Janey gets a new job in hopes of being discovered by film producers, and Susan tries to convince Ben to soften up.

Ben claims Janey's room for his Scalextric set when she leaves for university. Meanwhile, Nick secures a job at the local supermarket, and ends up bringing his work home with him.

Ben and Susan take part in Michael's school fundraising auction. However, Ben quickly regrets making a pledge when he spies a former patient with severe halitosis bidding for a double session in his dentist's chair.

Susan has taken to asking an increasingly disturbed Michael for advice on make-up and clothes now that Janey has left for university. The arrival of Ben's cousin's daughter in the Harper household could provide a solution - but Ben is reluctant to give up the peace and quiet he has spent his entire married life longing for.

The Harpers star in a documentary about family life as part of Abi's latest college assignment. Susan is happy to present a facade of domestic bliss and dispense cookery tips along with relationship advice. Ben, however, is more concerned with catching a rogue rodent.