By Emma Wilson New York Fashion Week, Paris Fashion Week, London Fashion Week… they’re the places to be seen if you’re a big name celeb, or a newcomer wanting to be seen on the front row. It’s a fight to the death to nab the exclusive invites to the couture shows, where famous faces can rub shoulders with the fashion elite, including Anna Wintour, who is so icy she even keeps her infamous sunglasses on indoors so she doesn’t make eye contact with any Z-list celeb. While it’s a who’s who of Hollywood and music at the big designer shows, it hasn’t always been plain sailing on the runway. Here, w…