His recording debut came six years later on Atlantic Records , who recorded his group the Humdingers , although the tracks remain unreleased .
Johnson made an early start in music when he began singing in his church choir at the age of six .
Johnson 's recording debut came six years later on Atlantic Records , who recorded his group the Humdingers , although the tracks remain unreleased .
Johnson made an early start in music when he began singing in his church choir at the age of six .