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Martha Hunt and Shanina Shaik lead this week's fashion face off as they both don Hollywood's most popular mini dress. Retrofete's Gabrielle robe has been the latest celebrity obsession and ever since we spotted Jennifer Lopez and Gwyneth Paltrow rocking the festive attire, all of our favorite it-girls -- from Olivia Culpo to Heidi Klum -- have gone in on the trend and made this epic piece their own. Now two Victoria's Secret angels have given the dress a whirl, but who wore it better? Find out in the latest episode of Twinning

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