As the Seventies ended and disco pushed into the mainstream, those who came of age during that period always seemed to be reminded that they had missed out on the great cultural revolution of the raging Sixties. As many recall, former Beatle John Lennon himself pretty much summed it up when he declared - in one of his last interviews - that the seventies "were a drag." But thirty years later, there has been a renewed interest in the sounds of the Seventies, thanks in large part to the popularity