Rooney Mara, Kim Kardashian, Ashley Greene, Anne Hathaway (Getty, PacificCoastNews.com)It's no secret peplums are mighty popular right now, but there's one particular dress that was a major trend catalyst and continues to find its way onto the red carpet today.

Givenchy's Spring 2012 ruffled design has taken many forms and colors on the likes of Rooney Mara, Kim Kardashian, Ashley Greene—and just this week, Anne Hathaway.

But who, dare we ask, made it look the most phenomenal? Our money is on The Girl with the Dragon Tattoo.

See Rooney Mara's lookbook:

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