Kristin Cavallari just loves speaking out about the shows that made her a star.

And we love it!

The former star of "Laguna Beach" and "The Hills" reveals even more inside dirt on Friday's pre-taped episode of "Bethenny" -- telling the talk show host which of her famous fights was totally staged.

Check out the video above to see her spill some big set secrets -- and re-live the fight she's talking about below: 

Since they ended, Kristin has been outspoken about how set-up both MTV shows were -- but made it clear her "distaste" for Lauren Conrad was real as can be.

Check out the gallery below to see what all the stars of "Laguna Beach" look like now ... and keep clicking to check up on the cast of "The Hills" too!


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