Two groups of marines set off from Downing Street this morning, on an epic fund raising speed march around the capital.
One team headed east to the Olympic Park, and the other set off west, past Buckingham Palace.
They were seen off by Prime Minister David Cameron and the Military Wives choir.
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Police were called to Kilburn High Road at 5.20pm after reports of a shooting.
In just 24 hours the offer was retweeted more than a thousand times on Twitter.
What a year it's been full of ups and down, turmoil and change and it seems events here in London have got the entire nation talking.