"Spanish Key" Recorded Columbia Studio B, New York City August 21, 1969Miles Davis – trumpetWayne Shorter – soprano saxophoneBennie Maupin – bass clarinetJoe Zawinul – electric piano – LeftLarry Young – electric piano – CenterChick Corea – electric piano – RightJohn McLaughlin – electric guitarDave Holland – bassHarvey Brooks – electric bassLenny White – drum set – LeftJack DeJohnette – drum set – RightDon Alias – congasJuma Santos (credited as "Jim Riley") – shaker
A transmogrifying piece of music, blending idioms of free jazz, rock, funk and psychedelic LSD jams to make this smoldering, exotic gumbo. It remains full of mystery and intrigue, even 100 listens in, even as it nears 50 years old.