Another tidbit:
When Booker T and the MGs recorded Green Onions, they were actually doing a cover tune.
Here is Harry James and his orchestra performing Green Onions back in 1955:
http://www.youtube.com/watch?v=YvBXKCFiZnI Check out the rather tasty tube Wurly piano solo on this cut, someone was kneeling at the alter of Ray Charles for sure...
(Those in the know should notice the use of a famous Art Tatum device at both the beginning and end of that solo, too. A key of G Major Art Tatum device. Many of Art's devices were key signature oriented, Art was the master of letting the kayboard do what it does best in a given key. Real fast. )
--Mac
[This message has been edited by --Mac (edited 10-22-2009).]