For director Mike Treen, a longtime TV producer, the film was a pure labor of love. “For all my years in the business, this is the one that I’m really proudest of,” he says. But getting funding for a ...

The haunting intro on the Rolling Stones‘ “Monkey Man,” the galloping keyboard solo on the Beatles‘ “Revolution,” the piano that anchors the Who‘s “The Song Is Over,” and countless other indelible ...