The options were: Le Mans 24 Hours, Monaco Grand Prix, Indy 500 or Isle of Man TT.
Andrew asked to phone his friend Elsa but not to tell her what was a stake if they got the question wrong.
They rang Elsa and Andrew read her the question but she had no idea what the answer was. He ultimately decided not to risk his £500,000 and headed home with half a million pounds.
However, in a moment of agony, Jeremy asked him what he would’ve said and Andrew admitted he would have opted for Isle of Man TT.