Look back as the reality star squared off against a who's who of Hollywood
Credit: Jason Merritt/Getty Images; Fame Pictures; Albert Michael/Startraks
Updated: Thursday Nov 17, 2011 | 07:00 PM EST
By: Alex Apatoff
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It's a true sister act! Kourtney wore the pink version of their Kardashian Kollection dress at the brand's Hollywood launch party in August; soon after, younger sisters Khloé and Kim followed suit with variations of the same frock.
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