Hot damn! There are some people who just exude glamour at the beach–they’ve got flawless skin even in the midst of a heatwave, a curve-hugging swimsuit, and they’re up there with the true beach blanket icons, Brigitte Bardot, Marilyn Monroe and Bettie Page and anyone else who’s ever rocked a red lip and a one piece hard. After studying hundreds of photos of pin-ups and glamour girls, we’ve figured out how it’s done–and we’re sharing the tricks with you. Brigitte Bardot, Marilyn Monroe, Bettie Page– Break out the waterproof liner and the matte sunscreen ladies, because this year, we’re going to make it happen. Behold, 20 ways to look like a Marilyn or a Joan at the beach. Are you ready?