Though he doesn't get the same attention as other rock & roll pioneers, Hardrock Gunter was one of the earliest country boogie artists to start shifting the music into full-fledged rockabilly. A native of Birmingham, AL, he was born Sidney Louis Gunter Jr. in 1925, and earned his nickname when a car hood fell on his head with no noticeable effect, leading to the observation that it was as hard as a rock. An admirer of Hank Penny, Gunter formed his first band, the Hoot Owl Ramblers, at age 13, and also played talent shows under the name Goofy Sid. In 1939, he joined Happy Wilso...