Jayne, Stuart, and Rebecca compete in The Birthday Cake Game to guess the ages of celebrities like Tom Hardy and Twiggy. They also discuss cricket player Shane Warren's age and joke about Ashley Roberts's age. The chapter ends with suspense as they reveal correct ages and award a winner with a birthday cake.

Comedian and TV presenter Jayne Sharp, stand-up comedian and actor Ed Gamble, and actress and comedian Beattie Edmondson join host Richard Osman in a comedic quiz show about guessing people's ages. They discuss the ages of Richard Gere and Fern Cotton, their own favorite bands, and ordering food in restaurants. Jayne Sharp is announced as the winner and they mention Cameron Diaz's age.