Mark Ronson is a Brit Award winning musician and producer, but if he was to represent Team GB at London 2012 he would compete in the hurdles race.
"People never think about hurdles," he said.
To mark the final day of the Olympic torch relay, Mark Ronson, Dizzee Rascal, Wretch 32, Katy B, Eliza Doolittle, You Me At Six, Morning Parade, Rizzle Kicks, The Wanted and Little Comets performed at a special show in London's Hyde Park
Dizzee Rascal fancies himself as a runner.
He said: "The 100 metres or 400 metres, they are what I was good at when I was at school."
Asked if he would do the 400 metre race to avoid Usain Bolt, he replied: "No, I would take on Usain, better to be beaten by the best."