"The Barnes family is in trouble. Dickie's once-lucrative car business is going under--but rather than face the music, he's spending his days in the woods, building an apocalypse-proof bunker with a renegade handyman. His wife Imelda is selling off her jewelry on eBay, while their teenage daughter Cass, formerly top of her class, seems determined to binge-drink her way through her final exams. And twelve-year-old PJ is putting the final touches to...

Bings wants to know what money is and why we use it. His questions lead him from a bank to a tour of a successful lemonade stand.