Well, that's what the Daily Mail claims.
http://www.dailymail.co.uk/news/arti...=feeds-newsxml
The guy in red isn't rushing toward him as the DM claims, the guy supposedly reaching or his gun isn't even looking at him, and no one else seems the least bit bothered about what's going on.
Or perhaps he'd just been informed that N-Dubz were onsite and he wanted to make the World a better place.
I think he just had an itchy arse myself.