At New York Fashion Week, the style set braved blizzards and a snow-covered backdrop but touchdown in London meant significantly warmer climes, with the sun making a rare February appearance. So how prepared were the fashion editors, social media stars and models for the sudden switch-up from winter wardrobe to spring styling? And what will be this season's ubiquitous accessories and trends among fashion's most Instagrammed faces? Will Shrimps, Vetements and Marques' Almeida be the designers that everyone's dressed in, like last season, or (more likely) will London serve up a fresh dose of irreverence and playful dressing?