Neither one of them could give a definitive answer and, in fact, their answers were so different that I don't think there's any conclusion that can be drawn. The Wind Beneath My Wings and One in a Million You. So unless that wind makes you move like greased lightning, we're talking about a pretty mixed bag. The same goes for the kinds of people who tend to get up and do their thing. Strbich and Hall both said there's no defining demographic.
Men do it.
Women do it. Kids and oldsters. A person who is actually pretty good and tends to sing the same songs every night, or a person who thinks he is actually pretty good and does the same. But it's first-timers who really make the karaoke world go round. This same explanation could be applied to Cher.