2010 release, the sixth and final chapter in the American series from the Country legend. Containing a collection of his final recordings, American VI: Ain\’t No Grave features one Johnny Cash original plus nine Cash-ified cover versions. Includes the Avett Brothers appearing on the title track plus musical assistance from Mike Campbell, Smokey Hormel, Matt Sweeney, Benmont Tench, Jonny Polosky and others. Universal.