Chanel's iconic creative director Karl Lagerfeld turns 80 today (maybe). Happy birthday! Notoriously sheepish about his actual age, Karl probably wouldn't want this fact shouted from the rooftops, but as he's the godfather of all things fabulous and fashionable we wanted to mark the occasion in style. Karl is one of the most intriguing figures in fashion, as famous for his unique look as his sharp tongue. But how much do you actually know about him? Test your knowledge of the weird and wonderful world of Kaiser Karl with our true or false quiz. Good luck!