South London's 67 started life as a street gang before evolving into a music and media brand that involved a number of people from the Brixton Hill area in London. 67 strove to break away from the U.K. grime scene, instead pursuing a sound that had more in common with Chicago drill, in the process defining themselves as leading U.K. drill artists. The main players in the 67 family originally included six MCs -- LD (with his iconic mask), ASAP, Dimzy...