STAY COOL TIP Stone's hairstylist Mara Roszak created this sweet and tousled look for the Critic's Choice Movie Awards. She spritzed texturizer onto Stone's hair before pulling it into a messy bun and adding a loose twist at the hairline. "Don't over-think the style—the more imperfections, the better," Roszak said. "Let a few of the pieces fall out and frame the face."