Kristen Stewart landed at LAX today after a flight back from France. She was in Paris for Fashion Week and attended Balenciaga's runway show. Kristen sat front row with Anna Wintour and Salma Hayek, who also had husband Francois-Henri Pinault by her side — make sure to check out all the celebrities at Paris Fashion Week so far. Kristen is the face of Balenciaga's fragrance, but her visit wasn't just about work. She changed into a striped outfit for dinner at La Fidelite restaurant with friends last night.