Carrie Underwood, Season 4 Winner
Although Kelly Clarkson may have won the very first American Idol title in America, Carrie Underwood happens to be the show’s true poster child of success. While she was a shoo-in for the winning spot of Season 4 against Bo Bice, this country star went on to succeed in a way that no other Idol contestant ever did, even becoming Forbes Magazine’s top earning Idol alum.
