The City of Lights did itself proud with a week's worth of epic fashion moments during Paris Fashion Week. At Louis Vuitton, Marc Jacobs posed his legions of models on mod (and moving!) escalators, while serious buzz went down at the bee-inspired Alexander McQueen collection. At Balenciaga, Kristen Stewart caught up with Salma Hayek, and at Christian Dior, where Raf Simons showed his debut ready-to-wear collection for the brand, eyes sparkled with Swarovski crystals. Get all the must-know info in the gallery!