American Idol season 7 winner, David Cook, was on the Ellen show this morning where he talked about winning the competition, dunked a Sara Lee executive for Ellen’s charity and performed his single "Light On." I really like David, even more than I did when he was on the show, because he seems so down-to-earth, chilled and just cool. They watched that hilarious reaction video (when those David Archuleta fans freaked out when he lost) and David talked about… More »