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"Mirror Mirror" - Los Angeles Premiere

Kylie Jenner vs. Kim Kardashian

What they wore: A nude and black, off-the-shoulder dress by Dolce & Gabbana.

Judges's scorecard: Kylie enjoys stealing not just her big sister's dresses, but her entire looks, right down to the tights, shoes, and hairstyle. Doesn't help her here, though,

(3/17/2012 and 3/16/2009)

Kardashian Family Fashion Faceoff

Getty Images

The Kardashians regularly compete in Fashion Faceoffs… against each other! Check out some of the garments that Kim, Kourtney, and Khloé Kardashian, their teen sisters Kendall and Kylie Jenner, and mom Kris Jenner have swapped and — more importantly — who wore each look best.