Gigi Hadid has always been a huge support of her friend Taylor Swift, so it’s no surprise that she showed up at Amazon’s Prime Day Concert yesterday to sing along with the headliner of the night: Miss. Swift! Thanks to some fans who spotted Gigi in the audience, we were able to track down a few things she wore. Gigi sported an oversized colorblock jacket by Isabel Marant. She layered it over a Cotton Citizen ribbed tank top featuring a front zipper. Keep reading to shop her look.