sentences:  Around the same time, he was also influenced by country artists and/or groups such as Johnny Cash, Carl Perkins, Gene Vincent, and the Everly Brothers.In 1957, he enrolled as a student at Chicago's Old Town School of Folk Music, where he learned the five-string banjo and continued to improve his guitar skills.After graduation, McGuinn performed solo at various coffeehouses on the folk music circuit where he was hired as a sideman by the Limeliters, the Chad Mitchell Trio, and Judy Collins and other folk music artists in the same vein.