Or the audience will vote for who does the best recognizable hit song. And if each does his or his group's own music it depends upon the generation and ethnic breakdown of the audience
This assumes the entire band playing I guess. I would get bored watching Fles or Geddy without a band playing bass lines from their songs pretty quickly. It's all about context. I once fell asleep watching a Rocco Prestia video. But I love me some TOP.