When the recording industry loved its headquarters from New York and Detroit to the West Coast in the mid '60s, a handful of exacting muscians -- including Hal Blaine, Tommy Tedesco, Carol Kaye, Earl Palmer, Al Casey, Larry Knetchel suddenly found themselves working around the clock as hired hands. From the Beach Boys to Nancy Sinatra, The Monkees and Herb Alpert and the Tijuana Brass They were Phil Spector's Wall of Sound.