Krewella is an Electronic Dance music group originating out of Chicago, Illinois. It was formed in 2007 and continues to produce music today. They became known around the world for their illustrious music video "Killin' It", which was an exiting, upbeat video to match the heavy Dubstep track. Several teasers were made and there was a spike in views on their YouTube channel. Their debut extended play, "Play Hard", was released exclusively on Beatport on the 18th June 2012 and hit #1 immediately. Five days later their tracklisting was released on iTunes and reached the top 5 on the dance chart.