I used to have a friend named Mark. Mark was a band leader for a national talk show house band, a touring musician, and a session singer in Los Angeles and New York. I had worked with Mark on a commercial music project in Los Angeles. I thought he was really good. Then, by coincidence, I was working with a music house in New York, and we needed a male backup singer. They called "this guy" they knew. And a few minutes later, who shows up, but my old pal Mark from Los Angeles. We got to talking during a…