Chester Burton Atkins, also known as "Mr. Guitar" and "The Country Gentleman", was an American musician who, along with Owen Bradley and Bob Ferguson, helped create the Nashville sound, the country music style which expanded its appeal to adult pop music fans. He was primarily a guitarist, but he also played the mandolin, fiddle, banjo, and ukulele, and occasionally sang.

William Owen Bradley was an American musician, bandleader and record producer who, along with Chet Atkins, Bob Ferguson, Bill Porter, and Don Law, was a chief architect of the 1950s and 60s Nashville sound in country music and rockabilly.