Was reading through the GS autobiography today, and happened on a few pages dealing with the friendship between GS and BE.
They were kind of brought together by Tony Scott and Geo. Russell, and first collaborated on Russell's "All About Rosie", whose piano solo GS calls one of the greatest in jazz history.
They got together in 1960 at GS' apt in NYC, and would play four hand versions of Wagner's operas, in addition to Scriabin's Poem of Ecstasy!
Though GS had a long and close relationship