<p><br /> Katy Perry has made her first appearance in the UK since marrying Russell Brand.<br /> </p><p><br /> The I Kissed A Girl singer has been in Selfriges to launch her new perfume, Purr.<br /> </p><p><br /> The 25-year-old looked stunning in a short purple dress as she posed for photographers and greeted fans.<br /> </p><p><br /> Speaking at the launch, Katy said:<br /> </p><p><br /> "I'm really happy to present Purr here in London first. Next week in New York City. It'll be fantastic. And I'm so happy it's in Selfridges... it has a very classy air around it.<br /> </p><p><br /> "Thank you for coming out. I'm really excited to be able to meet some of you guys (and) sign your bottles, your whiskers, paws... whatever you need to be signed."<br /> </p>
