I had it in my rucksack which they didn't even search. If they found it, I would say it's not a professional camera and hope for their understanding.
While filming Clocks, one of the security guys interrupted me, checked my camera and then left.
Below are a few of my videos. They all contain whole songs and were filmed from the wavebreaker:
[ame=http://www.youtube.com/watch?v=Dizqege--C4]Fix you[/ame]
[ame=http://www.youtube.com/watch?v=bvg7kLbJMkg]Postcards from far away + Viva la vida[/ame]
[ame=http://www.youtube.com/watch?v=mQCqMADjuqw]God put a smile upon your face+Talk[/ame]
[ame=http://www.youtube.com/watch?v=HB4EM_Xb8So]Speed of sound[/ame]
[ame=http://www.youtube.com/watch?v=0XcheFheLmA]Politik[/ame]