Say what?!

Kim Kardashian opened up about the real reason she and ex-hubby Kris Humphries split not long after saying their vows.

During an appearance on Watch What Happens Live with Andy Cohen, the Keeping up With the Kardashians star admitted that she knew the marriage was over by the honeymoon.

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"At the time I just thought, 'Holy sh-t, I’m 30 years old, I better get this together. I better get married.' I think a lot of girls do go through that, where they freak out thinking they’re getting old and all their friends are having kids," she said. "So, it was more of that situation. But I knew on the honeymoon it wasn’t going to work out."

kim kardashian kris humphries

The 36-year-old reality star and the Atlanta Hawks player, 32, got engaged in 2011, three months after going public with their relationship. They tied the knot in August of the same year and infamously announced their divorce just 72 days later.

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"When Kourtney and I did New York because I was in that awful cry face with that last marriage I had. That whole situation was just really hard for me," Kim said about the KUWTK spin-off.

Today, Kim is happily married to rapper Kanye West, 39. Together the couple are parents to daughter North, 3, and son Saint, 17 months.

Click through the gallery below for throwback photos of Kim and Kris Humphries!