Since 2015, a series of mixtapes have established 67 as one of UK rap's most exciting collectives, transporting the mesmeric, trap-influenced beats and raw street tales of Chicago's drill scene to south London. “Lets Lurk” is typical of their nimble lyricism and crackling, portentous sound, while the tranquillised G-funk of “Jackets” demonstrates a willingness to reshape drill into inventive new forms.