It’s hard to believe that Real Gone Music’s The Complete Atco Singles (RGM-0239, 2014) is the first such overview for Vanilla Fudge. Between 1966 and 1970, the Long Island quartet delivered heavy riff-rock that bridged the gap between psychedelia and the nascent hard rock form that would come to be known as heavy metal, transforming popular songs with a raw, visceral, punch-in-the-gut sound. This tasty, single-disc collection brings together every one of the 18 sides released on the Atco label