You have a date, your reservations are set, but there's one last piece of the Valentine's Day puzzle — figuring out what to wear. Whether you're going out with your girlfriends or having a cozy night in with someone special, dressing the part can make all the difference. We've found the perfect outfit for every occasion, so you will feel flirty, fun, and sexy no matter where the night takes you. And, yes — there's definitely a little lingerie involved. Read on for a little naughty (or nice!) Valentine's Day inspiration.