So we'll focus on the bass and we'll try to sing the bass, and if we find that in singing the bass our voice is not changing, probably the harmony hasn't changed.
Watson was steeped in music as a child, from the time his mother held him in her arms at the Mount Paton Church and he listened to the harmony and shape-note singing of such songs as "The Lone Pilgrim" and "There is a Fountain, " according to a 1998 article in Flatpicking Guitar Magazine by Dan Miller.
The Georgetown University English graduate was a story consultant on the 2009 documentary "American Harmony, " about competitive barbershop quartet singing, and produced the recent Discovery Channel program "Under Siege, " about terrorism and smuggling across the U.S.-Canada border as well the History Channel series "Madhouse, " on modified race-car drivers in North Carolina.