As the first-ever winner of American Idol, Clarkson won America over with her big, soulful voice and effervescent personality. Having successfully cleared that hurdle, Clarkson's next task will be proving she's more than a footnote in the history of Pop Culture. The singer's debut, the aptly-titled Thankful, goes a long way toward proving America chose correctly, as it showcases Clarkson's powerhouse vocals in a hip, contemporary manner -- something the show never rea...  [+]