Seething songbird Carrie Underwood turned down an invite to Kelly Clarkson’s new talk show, fanning the flames of the feud that’s been simmering between the American Idol champs, sources dished.
“There were no explanations or niceties — and Carrie’s people just turned Kelly down flat!” spilled an insider. “Kelly was furious!”
Both Kelly, 37, and Carrie, 36, have been supportive of each other in public. But sources told The National ENQUIRER the superstars are locked in a fierce behind-the-scenes rivalry!
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“Carrie was jealous Kelly got a coaching gig on The Voice that she thought should’ve been hers. And Kelly’s always been jealous that Carrie’s the bestselling idol to come out of Idol,” a spy added.
“The feud has only gotten worse, with both stars privately trashing each other to friends!”
Neither Kelly Clarkson nor Carrie Underwood responded to our requests for comment.