All great fashion designers have muses. For Hubert de Givenchy, it was Audrey Hepburn. Christian Louboutin looks to Dita von Teese. And most recently, Karl Lagerfeld has called upon Cara Delevingne on behalf of the Chanel Fashion House. But what are the odds that just one star would be a muse to many? Rihanna (the star who is known for her bold, risky red-carpet moves) happens to be just about every designer’s muse. In just one day, two top designers have deemed the star as the fashion world’s “new Grace Kelly,” so we’ve rounded up even more people obsessed with the singer.