You know when you put something on and immediately feel like a star, ready to step out into the world and show off your ensemble? That's probably how Blake Lively felt at Cannes the moment she slipped into an elegant blue gown for The BFG premiere. Aside from the design hugging her baby bump and giving off Cinderella vibes, it also featured a long train that Blake couldn't help but play with as she posed for photographers.
Between letting the extra material blow in the breeze, putting her hand on her hip, and making sure to nail all those back shots, Blake gave us a quick lesson in how to really werk a fancy dress. Scroll on to see the star's look from every angle, then check out how she's been ruling the red carpet all week long.