Loose Gravel has been played on NTS in shows including Got Kinda Lost Records Presents Planet Fever, featured first on 14 October 2020. Songs played include Don't Flash Out (Keep Flashin' On) and Gravel Rash.

Mike Wilhelm organized Loose Gravel in San Francisco during the mid 70's (post his involvement in seminal psychedelic rock act The Charlatans with Dan Hicks). They played simple biker rock and none of their material was commercially released until the late 1980's on French label New Rose.