<br /> Taylor Swift’s new album, Reputation, sold 920,000-plus copies in its first 48 hours.<br /><br />So the singer celebrated with some of her biggest fans at a pop-up shop in New York City.<br /><br />Swift greeted hundreds of surprised fans and even snapped a few selfies with them.<br /><br />The Grammy winner’s legion of fans had no idea that she would be coming. <br />