Rihanna joins the mermaid hemline brigade tonight sporting this see-through ruffled Jean Paul Gaultier gown. She's the chameleon of beauty, and tonight's look does not disappoint. In lieu of the voluminous, crimped coiffure she's been sporting these days, she toned it down with a softly tousled bob; her violet-toned makeup stands out against her white dress. We all know Rihanna is a risk-taker, but does this risqué look pay off?

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