by Radar Staff

Our favorite Vegas girl, Holly Madison hosted a Memorial Day Weekend bash at Blush Boutique Nightclub, and RadarOnline.com has the pictures.

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Much to the delight of the crowd, the Peepshow and Holly’s World star wore a figure-hugging Roberto Cavalli halter dress to the event.

Madison’s Holly’s World costar and good friend Angel Porrino was along for the fun.

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