It’s impossible to look back at the past decade or so in fashion without considering the impact of Lady Gaga as a performer and clothes obsessive. Stefani Germanotta came out swinging with “Poker Face,” “Just Dance,” and “Paparazzi”—a trilogy of singles that announced her arrival—but it was “Bad Romance” and its accompanying video that cemented Gaga as a budding fashion icon. Read more about this moment and explore our Vogue Runway time machine at the link in bio.