A flamboyant and influential figure during his heyday, Pee Wee King remains somewhat underappreciated as a performer, though his fame as a songwriter is assured thanks to the smash hit "Tennessee Waltz." King helped modernize the sound and style of country music; he introduced electric instruments, drums, and horns to the notoriously conservative Grand Ole Opry, and dressed his band in sharply tailored, Western-style Nudie suits that looked anything but backwoods. Despite his affinity for Western swing and cowboy songs, King actually came from Polish extraction, which helped a...