09/19/2011 04:48 pm ET Updated Nov 19, 2011

Rihanna Wears A Very High-Cut Leotard (PHOTOS)

Rihanna let loose last night during her concert in Sao Paulo, Brazil. Heating up the stage, the "S&M" singer wore black fishnet stockings and a black and white leotard which was clinched in at the waist with a belt.

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