is no stranger to reinvention, and for her October 24 appearance on The Tonight Show Starring Jimmy Fallon, the singer-songwriter seems to have reinvented herself as . Swift's three-piece black-and-white chevron Dorothee Schumacher suit pairs boot-cut trousers with a tailored blazer over a mock-neck turtleneck. She paired the look with a cherry-red lip (natch), hoops, and chunky black boots. Swift's ‘fit is a note-perfect exemplar of a look Keaton perfected in the 1970s and has maintained throughout every decade since.