25 Times Rihanna Killed It on the Red Carpet

RiRi knows how to *work* it.

RiRi knows how to slay at any event—we hold this as a sacred truth. Whether she's in a nearly-naked number or one-of-a-kind couture, she's a fashion devotee through and through. In honor of her 27th birthday, we're looking back at every instance where the Barbadian bombshell made our jaws drop.

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In a two-piece white gown by Stella McCartney at the Met Gala in 2014.

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In a poufy pink Giambattista Valli gown at the Grammy Awards in 2015.

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In a Stella McCartney tuxedo jacket and sheer tights at the British Fashion Awards in 2014.

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In a Tom Ford spaghetti strap dress with sequin pasties at the amfAR L.A. in 2014.

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In a breezy Ulyana Sergeenko couture look at the MTV Movie Awards in 2014.

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In a custom Adam Selman fishnet dress with a matching head scarf and gloves at the CFDA Fashion Awards in 2014.

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In a lacy, see-through Givenchy Couture gown at the iHeartRadio Music Awards in 2014.

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In a Jean Paul Gaultier bra top and tulle skirt at the American Music Awards in 2014.

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In a silk yellow Alexandre Vauthier wrap dress at the Clive Davis Pre-Grammy Gala in 2014.

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In a ruby, off-the-shoulder Zac Posen gown at the First Annual Diamond Ball in 2014.

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In a Altuzarra tailored blouse and striped high-slit pencil skirt at the Roc Nation Pre-Grammy brunch in 2014.

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In a pink gingham Altuzarra skirt suit at the MAC Cosmetics premiere of It's Not Over in 2014.

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In a bright red criss-cross Azzedine Alaïa gown at the Grammy Awards in 2013.

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In a plunging custom Giorgio Armani dress at the Grammy Awards in 2012.

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In a slinky Adam Selman halter dress at the Battleship L.A. premiere in 2012.

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In a Miu Miu black bralette top and a high-waisted skirt at the Victoria's Secret Fashion Show in 2012.

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In a Grecian-inspired, draped Adam Selman dress at the MTV Awards in 2012.

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In a black, crocodile-embossed Tom Ford gown at the Met Gala in 2012.

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In a Givenchy Haute Couture halter gown and leather evening gloves at The Brit Awards in 2012.

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In a sheer, striped ruffle Jean Paul Gaultier gown at the Grammy Awards in 2011.

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In a plume-adorned cream Elie Saab gown at the Grammy Awards in 2010.

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In a tailored black suit and a tangle of pearl strands at the Inglorious Bastards premiere in 2009.

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In an ivory Stephane Rolland mermaid number at the Women of the Year Honors in 2009.

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In a borrowed-from-the-boys Dolce & Gabbana tuxedo at the Met Gala in 2009.

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In a lazer-cut, high-low hemline Marchesa gown at the American Music Awards in 2009.

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