Bo Bice proved that American Idol could have a rocker as a finalist, but Chris Daughtry proved that the show could generate a successful rocker outside the context of the show. Of course, it helped that Daughtry was the polar opposite of Bice, a shaggy retro-rocker soaked in the South: bold and bald, he was the picture of a modern rocker, living by the rulebook written by Live and Fuel. These were the qualities that helped make Chris Daughtry the most successful new rock & roll singer of 2006.
Like any AmIdol finalist, Daughtry had a long run as an amateur musician. The North...