A documentary about rock 'n' roll photographer Robert M. Knight and his mission to find the world's best new guitar player. A documentary about rock 'n' roll photographer Robert M. Knight and his mission to find the world's best new guitar player. A documentary about rock 'n' roll photographer Robert M. Knight and his mission to find the world's best new guitar player. A documentary about rock 'n' roll photographer Robert M. Knight and his mission to find the world's best new guitar player.