Blake Lively, Jessica Alba, Mary-Kate and Ashley Olsen at New York Fashion Week on February 15, 2012 (PHOTOS)

Fashionistas, take note. We’re right in the middle of one of the most wonderful times of the year! Celebs flocked to New York City during Mercedes-Benz Fashion Week in New York on February 15, 2012. Attendees included everyone from former child stars to members of the cast of Gossip Girl. Click through for the highlights.

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