Mt Eden Dubstep

Mt Eden (formerly Mt Eden Dubstep) is a New Zealand Dubstep and DnB production duo consisting of Jesse Cooper and Harley Rayner. Their most well-known songs are "Sierra Leone", their remix of Sarah McLachlan's "Silence" and "Still Alive" which is their most viewed song on YouTube with 33 million views.
They started gaining popularity when their bootleg recording "Sierra Leone" went viral on YouTube in 2009. They currently have over 90 million combined video views and 150 thousand subscribers on YouTube, as well as 280 thousand "likes" on their Facebook page. - Wikipedia