William Tempest is a newcomer in the fashion world. But being new doesn't mean he hasn't achieved anything! On the contrary, this 25-year old boy from Great Britain has already showed his collections at the London Fashion Week and the New York Fashion Week. He also already has a bunch of celebrities that are fans of his designs, like Kate Moss, Alexa Chung, Emma Watson and Victoria Beckham. A new celebrity fan is Rihanna, she wore a customised version of a Tempest dress at her performance on X-Factor.