Addiss and Crofut, American folksingers who have traveled extensively in the Far East singing under U.S. Department of State auspices, together with Phan Duy, "the Woody Guthrie of Vietnam," explore the Vietnamese musical traditions. With Seeger joining in they sing several of the 350 songs Duy has written. They also sing the well-known American song "Clementine" in Vietnamese.