"Shoes are like ice-cream," says Kurt Geiger's creative director Rebecca Farrar-Hockley. "You can always make space for more". This winter, with the brand's shoes looking more tempting than ever, we couldn't agree more. So before we hit the dancefloor, we asked Farrar-Hockley what makes The Britton stiletto (as worn by everyone from Beyonce to Rosie Huntington-Whiteley) so irresistible? And which style is the answer to every footsore fashionista's prayers?