Kelly Clarkson just admitted who she thinks could have stolen the crown from her on American Idol.

The "Miss Independent" singer revealed that Season 2 winner, Ruben Studdard, would have beaten her in the singing competition if he had been a contestant on Season 1.

kelly clarkson ruben studdard getty images

Kelly and Ruben in 2004.

"I feel like there are nights when I can be effortless and those are amazing," Kelly, 34, explained on an upcoming episode of Harry Connick Jr.'s talk show. "But [Ruben] is effortless every time."

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Since winning the show in 2002, the mom-of-two has remained one of the most successful singers to come out of the series. Do you think Ruben could have won over Kelly?

Click through the gallery below to see what past American Idol stars are up to now!