Gigi Hadid has been announced as the new face of British high-street hot spot Topshop.The American model, who has already used her exquisite looks to front campaigns for Guess, VS Pink and Mabelline has now been snapped up to replace Brit It Girl Cara Delevingne as the face of the brand.The 19-year-old model, who is currently dating Joe Jonas, was described by Topshop as, a perfect ambassador for the brand, saying, ' she's a rising star in all four corners of the world, with effortless, Californian style." Gigi is following in the footsteps of legendary supermodel Kate Moss, as well as gal pals Cara Delevingne and the Jenner sisters, who have all worked with the British retailer.