Blonde international hero Kristen Stewart just owned the Cannes Film Festival -- and it has nothing to do with "Cafe Society," the Woody Allen film in which she stars alongside Blake Lively.
Sure, glamorous gowns and elegant outfits are fine. But when you show up to the opening gala dinner at what is arguably the fanciest film festival in the world (let's just say high heels are expected) in a T-shirt, knit skirt and sneakers, you just win.
