Check out www.AshleyHull.com Tommy Jarrell told an interviewer in 1982 he thought the melody derived from "Piney Woods Gal," and that "Sally Johnson" was in turn derived from "Katy Hill" "There's three tunes played just about like that, right there" (Peter Anick, "An Afternoon with Tommy Jarrell," Fiddler Magazine, Spring 1995). The tune was listed in reports (1926-31) of the De Kalb County (northeast Alabama) Annual (Fiddlers') Convention (Cauthen, 1990). So its at least that old ... old ...