Four years ago hip-hop artist Lil Jon asked custom jeweler Jason Arasheben to make him something that was truly one-of-a-kind.

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Soap actress Lisa Rinna, supermodel Niki Taylor, rapper Lil Jon, country singer John Rich and model Hope Dworaczyk complete the line-up.

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Artists like Ludacris and Lil Jon have been snapped wearing grills, also called fronts--typically gem-coated mouthpieces that slide over the teeth like tricked-out dentures.

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Apparently white people haven't yet mastered the art of making a ringback tone that sells, because the Caller Tunes chart is dominated by hip hop acts, with Lil Jon (aka Mr. Crunktastic) grabbing the top two spots.

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George Clooney's entire collection of suits may be less expensive than Lil Jon's chain, but the latter certainly comes with its perks--it's safe to say that a 5-pound "Crunk Ain't Dead" pendant is a bit too conspicuous to be lost at a coat check.

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