They've been described as 'the beating heart of the Olympics'. Without them the games simply would not have happened. In fact, our army of Olympic volunteers did such an incredible job that the Mayor's office is now stepping up plans to get them involved in other major events.
And this afternoon thousands of those volunteers packed into Trafalgar Square as Boris Johnson paid tribute to them with a special carol concert. Toby Sadler was there.
More top news
The cost refurbishing the Olympic Stadium for West Ham's move could rise by up to £50million due to the complexity of extending the roof
The London 2012 supremo and Olympics legacy cheerleader is under fire for plans which could see Crystal Palace athletics stadium bulldozed.
Brat Pitt joined a World War Two veteran on the red carpet for the European premiere of his latest film about a tank crew.