Ahir Shah, Michaela Strachan, Xand van Tulleken, Vogue Williams br br Series 8, Week 1, Day 3 br br Every day this week, celebrity contestants Ahir Shah, Michaela Strachan, Dr Xand van Tulleken and Vogue Williams take on a series of quiz rounds selected by the host, quiz legend Richard Osman. br br A daily winner is declared following a quickfire round at the end of each show, and the scores are tallied across the week, resulting in an overall champion being crowned on Friday.