"The Greatest Drummer Ever" Dies at 90

Even if you've never heard of Hal Blaine, odds are you've heard his work. The veteran studio drummer provided the beat for such hits as the Byrds' "Mr. Tombourine Man," the Beach Boys' "Good Vibrations," the Ronettes' "Be My Baby" and countless others. All totaled, Blaine played drums on 40 number one hits. Blaine died…