 You know, I'm especially glad to have our next guest with us. I don't know if you know this gentleman. I really don't know what to say about him myself. Martin Mull appeared in dozens of TV shows and movies over the years, but his first brush with showbiz was as a songwriter who wrote a response to the song A Boy Don't Sue called A Girl Named Johnny Cash. Who knew Martin Mull was 80? This is CBS News.