We've seen her play twins (twice!), a 40-something year-old mom, and a Queen Bee. Now, get ready to see Lindsay Lohan as you've never seen her before -- preggers! No, this isn't a trashy tabloid story -- it's for her new movie, Labor Pains. In this funny flick (which just wrapped filming), Lindsay plays Thea, an assistant at a stuffy publishing house who fakes a pregnancy to avoid getting fired. On the eve of her 22nd birthday, we hung out with Lindsay on set, scoped out her trailer, and chatted about her fave scenes to film, the best and worst parts of her job, and more. Wanna know what it's like wearing a fake baby bump? Keep clicking to find out!

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