Andrew H. Walker / Getty Images North America 1 / 13
Andrew H. Walker / Getty Images North America 1 / 13

Helen Mirren is not dressing her age — and that's a good thing.

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The 69-year-old Dame absolutely stunned on March 2 at the Roundabout Theatre Company's 2015 Spring Gala in a glittering dress that included sheer side panels. You read that right: Sheer panels... on a 69-year-old!

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The "Hundred-Foot Journey" actresses' dark blue Stella McCartney gown was elegant and youthful and left everyone in the room wondering if she has simply discovered the fountain of youth.

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Hot damn? More like hot Dame!