We know she's not actually Blair Waldorf, but we still love Leighton Meester. She's always cute, loves to have fun with her makeup, and is fearless when it comes to her sense of style. Because she's usually wearing some pretty but attention-grabbing makeup or hair, lots of her red-carpet looks are perfect for the holidays. We've broken down eight of her most Waldorf-worthy looks, with tips for everything from her most gorgeous curls to her sassiest lipstick. So click through to get looks that are worth gossiping about.