Blonde and braided Emma Stone on 'The Tonight Show' with Jay Leno on December 21. Looking cute in her black short sleeve mesh dress and Brian Atwood "Donna" heels, Stone was promoting the DVD and Blu-Ray release of her hit movie Easy A, in which she played a redhead. Emma Stone is a natural blonde but she turned redhead for the movie Superbad. And now she's back to being blonde in her upcoming