After the Carter's cause a scene at a local restaurant, Oliver attempts to repair their reputation by arranging an interview with a national newspaper in which they can show that fame and fortune haven't gone to their heads.
There is a clash of cultures for the family when billionaire Trent comes to stay with them - surrounded by a gaggle of attentive assistants. Tony starts to worry about the amount of time Trent is spending with his son.
When Harry buys him a car, Tony decides to teach his son the value of money. He takes him to work, but a petty feud with another driver wrecks his plan. Liz and Ellie are accused of wasting an estate agent's time.
The Carters are a normal family from Milton Keynes - until 11-year-old son Harry creates a social networking app that takes the world by storm. American tech tycoon Trent Zebrisky snaps up the app.