Warning: some black humour here... ;)
http://www.youtube.com/watch?&v=EINsliF8nMI
:)
What they are portraing is this new kind of "Music", the commercialiced form written for youngsters, mostly.
It has nothing to do with real (U.K.) Dubstep as shown below.
http://www.youtube.com/watch?v=RMaVq-_Ta-w
http://www.youtube.com/watch?v=h5qTnGfqpZg
Dubstep "is" and was always dark Beat and Percussion, Sub-bass oriented awesomness.
The Name "Dub" "Step" already implies this.
Nice vid. btw.
https://www.youtube.com/watch?v=efcjU4tV3yM