While helping her sister Khloe celebrate her birthday at the Chateau Nightclub and Garden at Paris Hotel and Casino in Las Vegas over the weekend, Kim Kardashian rocked big bombshell curls and a center part in her thick, shiny black hair.

She complemented her sexy style with sky high lush lashes, glossy pink lips and a sexy, body-hugging dress.

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Photos by Judy Eddy/WENN.com