On guitar: Eric Clapton. Lead singer and bass guitarist: Jack Bruce. On drums: Ginger Baker. Their motto: Forget the message; forget the lyrics, and just play. Their name: Cream. For two glorious years, Cream's high-volume blues, jamming and extended solos blazed a path into rock history. But the time to part had come, and all that remained was one wild, unforgettable concert. Featuring candid interviews with all three members and sprincled with...