'morning, Jay. The first time I was made aware of the Hubbard/Music connection, coincidentally, was on the back of a Chick Corea albumn (Music Magic), where...in very fine print...was the standard, "Thanks to L. Ron Hubbard for his continued support..." Hubbard's stable is/was formidable. Never-the-less, I used to go down to the World Headquarters of Scientology in Clearwater, Fla anytime Corea showed up for a freebie. His wife, Gayle, had such powerful lungs that she could break all of the crystal within a mile.

Here's a list of some of his famous (past and present) adherents:

http://www.adherents.com/largecom/fam_scientologist .html