From age-old archival footage to '90s performances from Monroe's last years, here's the most intimate, detailed portrait of the bluegrass icon you'll find. Jerry Garcia, Roy Acuff and Bill himself shed light on his career, and you'll see performances by Bill (Uncle Pen; Muleskinner Blues), Lester Flatt, Emmylou Harris, Paul McCartney, Osborne Brothers, Dolly Parton and more!