In this concert footage culled from events held in 1999 and 2001, contemporary artists pay homage to the songs collected by musicologist Harry Smith for his landmark box set "Anthology of American Folk Music." Selections include "The Butcher's Boy" by Elvis Costello, "Frankie" by Beth Orton, "See That My Grave Is Kept Clean" by Lou Reed, "Last Fair Deal Gone Down" by Beck and "Etude No. 10" by Philip Glass.