sleepy man banjo boys

The Sleepy Man Banjo Boys have already built up quite a following.  Not only because of their musical abilities, but also because of their age. In the video are Jonny Mizzone (age 9) on the banjo, Robbie Mizzone (age 13) on the fiddle, and Tommy Mizzone (age 14) on the guitar playing the song made famous by the movie 'Deliverance'. By the way, why is called Dueling Banjos, when the duel is between