"What else can I say about the movie that changed my life? Thank you #thedevilwearsprada and happy 10 year anniversary!! (don't let this make you feel old - good style is eternal xx)." Anne Hathaway celebrated the 10th anniversary of her hit film The Devil Wears Prada on Thursday (30Jun16) with a throwback snap of her co-star Meryl Streep in character as the stern fashion magazine editor on Instagram.