Team London Ambassadors - the volunteers who helped make the London 2012 Olympics such a success - staged a flash mob dance in St Pancras station today.
It's the first time the volunteers have returned since the end of the Games - but the Mayor of London is hoping it won't be the last.
Boris Johnson is planning to harness the volunteer manpower in a long-term programme, with initial pilots taking place over the next two weeks.
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It's being called London's first modern contemporary art walk. And it begins today.
Police are attempting to find a vulnerable missing 16-year-old girl who is feared to be with a 51-year-old man.
The owners of two Hackney bakeries have had to pay £28,000 after infestations of cockroaches and mice were found on the premises.