SLIPKNOT Rank Outsiders (2008 UK Region 2 PAL DVD - Whether masked or unmasked, Slipknot remain the most enigmatic and innovative metal band in the world. And with a live show that supersedes virtually anything else on offer, this strange collective are now threatening to release the heaviest music of their career. And what a career it's been to date; almost a decade since a stunning debut, more controversy than most groups would know how to handle and an army of fans so loyal to the cause they could register as a religion. All of this and more are the subject of this stunning documentary film, in which rare footage, exclusive interviews, contributions from friends, colleagues and other associates, location shoots, news reports, seldom seen photos and a host of other features make for the finest programme yet to emerge on Des Moines, Iowa's favourite sons.)