Ashley Olsen wasn’t the only twin out on the town in New York City on Saturday (September 6), sister Mary-Kate was photographed enjoying herself at the Rock and Republic Fashion Show as part of the Mercedes-Benz Fashion Week Spring 2009.

While enjoying the show Mary-Kate spoke and joked with Gossip Girl stars Chace Crawford and Jessica Szohr before heading back stage to hang out with John Legend.

Mary-Kate also posed for pictures with designer Michael Ball and Rock & Republic president Andrea Bernholt.