Two stars of the London 2012 Olympics - equestrian team-eventing silver medallist Zara Phillips and super-heavyweight boxing champion Anthony Joshua - try to win as much money as possible for their chosen charities. Eight questions stand between them and the £1million jackpot, but every time they gamble on the wrong answer, they lose money. Let's hope they fair better than Louis Smith and Greg Rutherford did a few weeks back. Reeeead the paaaapers... Davina McCall presents the quiz show.