“That exposure led to other sessions, and bigger artist, including Dean Martin, Lou Rawls, Elvis Presley and Frank Sinatra.”
From the same TV show that I mentioned above, Glen Campbell told Johnny Carson the story of the first time he sat as a session musician for Frank Sinatra.
He said that he sat there playing and was in awe of Sinatra so that he played while he just kept looking at Sinatra. After the session Sinatra told the band leader, “Get rid of the ‘fag’ guitarist! Every time I think of that story I laugh! ;-)