5 Films That Prove Rachel McAdams Is a Comedic Genius

Perhaps the role McAdams is best known for, Regina George is the queen of mean. It's also one of her most quotable roles, proving she can deliver lines like "Boo, you wh*re!" and "Is butter a carb?" with a straight face. It takes someone with excellent comedic chops to be able to pull off a flower-laced back brace and still look good.