We all know the tragic story by now. After seven years as the most popular rock-and-roll group the world has ever seen, The Beatles-torn apart by personal and creative differences-called it quits in 1970, never to play together again. The fact that their contemporaries like the Rolling Stones are still playing today makes their ending even more painful. 'Once There Was a Way: What if The Beatles Stayed Together?' is a story of another reality, the...