Grime music emerged in East London in the early 2000s from genres like UK garage, dancehall, and hip hop. It combines futuristic electronic elements with dark, guttural bass lines. The document provides track listings from the soundtracks of the 2006 film Kidulthood and the 2009 film Shank, showing the grime artists and songs featured. It explains that grime music is often used in drama films rated 15-18 to portray youth culture, as the genre is associated with older teens.