Photos of Jessica Chastain's ad for YSL's newest fragrance have leaked onto instagram, Carolina Herrera is set to receive the Superstar Award at Fashion Group International's gala, Mila Kunis is back as the face of Miss Dior with a young Jackie O look, Karl Lagerfeld designed Wallpaper Magazine's new perfume, Banana Republic has teamed up with Virgin America to combine fashion and flying, and much more on today's fashion files!

[Mila Kunis via]