Four-time gold medallist Michael Johnson takes us through 26-minutes of London's road to staging the greatest sporting show on the planet. Including exclusive interviews with Usain Bolt, Michael Phelps, David Beckham, Jessica Ennis, Vivian Cheruiyot, Danny Boyle, Seb Coe and others, the programme promises to be a mouthwatering appetiser for the London 2012 Olympic Games.