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Can you pick out the socialite based on the perfect (or not-so-perfect) smile she flashes for photographers thousands of times a year? Answers below!

This image was lost some time after publication.

Top row (left to right):
Ivanka Trump, Zani Gugelmann, Lauren Bush, Fabiola Beracasa

Bottow row (left to right):
Kelly Killoren Bensimon, Poppy Delevingne, Julia Restoin Roitfeld, Olivia Chantecaille