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1Leg, Human leg, Thigh, Muscle, Undergarment, Chest, Brassiere, Trunk, High heels, Knee, pinterestGetty Images

Performing at Lollapalooza, 2007.

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2Human leg, Purple, Violet, Beauty, Thigh, Stage, High heels, Ankle, Sandal, Foot, pinterestGetty Images

At the Grammy Celebration Concert Tour, 2009. 

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At the MuchMusic Video Awards, 2009.

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Performing at the Nokia Theatre L.A. Live, 2009.

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In the "Bad Romance" music video, 2009.

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Leaving her hotel, 2009.

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In the "Telephone" music video, 2009.

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In the "Telephone" music video, 2009.

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At the Beats By Dre Grammy Party, 2010.

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At the amfAR New York Gala, 2010.

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Performing on the Monster Ball Tour, 2010.

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Performing at Lollapalooza, 2010.

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On The Monster Ball Tour, 2011.

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Out in Paris, 2011. 

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Performing at Radio 1's Big Weekend,  2011.

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At a Best Buy x Lady Gaga event, 2011.

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Performing on the American Idol finale, 2011.

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Performing in Taiwan, 2011.

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Out in New York, 2011.

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At the MTV European Music Awards, 2011.

Headshot of Lauren Alexis Fisher

Lauren Alexis Fisher is the Senior Editor at Cosmopolitan, overseeing digital content across fashion, lifestyle, beauty, sex, and culture. Previously, she was the Market Editor at Harper’s BAZAAR and has written for publications including WWD, Bustle, and W Magazine. When she’s not busy taste-testing her way through every dirty martini in New York, you can follow her on Instagram for bad jokes, good outfits, and annoying vacation pics. 

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