6. Tattoo'd and tanned, Pauly D. shows off his six-pack abs and Calvin Klein underwear.
2. Kristin looks amazing in a black bikini, a sheer top and chunky heels.
Kristin Cavallari hosts a pool party at the Liquid Pool Lounge in Las Vegas
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 Kristin Cavallari arrives to host a pool party at the Liquid Pool Lounge in Las Vegas, Nevada. Photo: Splash News
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Kristin Cavallari hosts a pool party at the Liquid Pool Lounge in Las Vegas
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 Kristin looks amazing in a black bikini, a sheer top and chunky heels. Photo: Splash News
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Kristin Cavallari hosts a pool party at the Liquid Pool Lounge in Las Vegas
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 Kristin shows off her back side by the pool at the Liquid Pool Lounge. Photo: Splash News
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Kristin Cavallari hosts a pool party at the Liquid Pool Lounge in Las Vegas
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 Kristin is interviewed on the arrivals carpet. Photo: Splash News
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Kristin Cavallari hosts a pool party at the Liquid Pool Lounge in Las Vegas
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 Kristin Cavallari knows how to stand out in a crowd! Photo: Splash News
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