The Kardashians better look out because Caitlyn Jenner is ready to rumble!

The ongoing feud between Caitlyn and Kris Jenner just took a rather dramatic turn. If you thought writing a tell-all book about your ex-wife was harsh, wait until you hear what these reality stars are up to now. A source exclusively told Life & Style that Caitlyn is angry that Kris accused her of lying in her new autobiography, The Secrets of My Life. According to Kris, Caitlyn lied about details of her transition in the memoir. Now Caitlyn plans to confront Kris in a live pay-per-view verbal catfight as revenge!

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“Caitlyn is angry that the Kardashians can’t keep their mouths shut and just let her have her moment in the spotlight,” the source explained. “She wants everyone to undergo a lie detector test on live TV!”

Kris has already expressed her feelings about Caitlyn’s memoir — check it out in the video below.

Her son — Brody Jenner — is on board with Caitlyn getting revenge on the famous family.

“He can’t stand that the family is calling her a liar,” the source continued. “Caitlyn and Brody are disgusted with the Kardashians.”

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It seems like Caitlyn has lost all respect for Kris and is willing to do anything to make sure her side of the story is revealed. Not only is her reputation on the line, but she’s also at risk of losing her daughters.

kris and caitlyn jenner getty images

(Photo Credit: Getty Images)

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“Caitlyn is still very much on the outs with the family,” a source previously told the magazine. “She rarely sees Kendall or Kylie, and Kim, Kourtney, Khloé, and Kris have all cut off contact with her. She has nothing to lose by revealing everything.”

If this feud does come down to a catfight — who are you rooting for?

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