Record Store Day Release. Cross Road Blues/Ramblin' On My Mind - Robert Johnson. Record Store Day Black Friday Release 2018. Format: 10" Record. Eric Clapton is quoted as saying that “Robert Johnson to me is the most important blues musician who ever lived”. A special 2018 Black Friday offering of Robert Johnson’s iconic 1936 recordings of “Cross Road Blues” / “Ramblin’ On My Mind” reproduced on the Vocalion label with sleeve as a 10" single.