Kelly Clarkson was the first contestant to win American Idol, but is she the most successful of them all? Other success stories like country sweetheart Carrie Underwood and rocker Chris Daughtry have been giving her a run for her money! Watch our "American Idol Kickoff" special to find out where our editors ranked the top five biggest Idol success stories! Watch the PopSugar Rush special now before tonight's Season 7 premiere!
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