Scott Disick cheated on Kourtney Kardashian with Kristin Cavallari!
Life & Style reports that Scott and Kristin slept together just before Kourtney became pregnant with his child. A friend of the family said, "While Kourtney and Scott were on a break, Scott hooked up with Kristin." Adding that when her brother Rob was selected to appear on DWTS with Kristin, Kourtney was furious. "Scott and Kourtney argued about Kristin. Kourtney can’t stand her now and didn’t want Scott at show tapings."
Are you surprised Scott cheated? Sound of in the comments below! (Getty Images)