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Tori Spelling

Being a mom of four has allowed Tori Spelling to perfect the art of baby bump pix over the years. Weeks before giving birth to youngest son Finn in August 2012, she posted this sweet shot showing her belly with three handprints on it. "Such a great photograph to remember being pregnant with number 4," the "90210" alum wrote. "Plus, I feel like it's another way to celebrate being pregnant and wear my bump proud."

Pregnant Celebs Bare Their Bumps

Yahoo Celebrity

Remember when it was a really big deal that Demi Moore showed off her baby bump on the cover of Vanity Fair? Well, we've come a looong way since 1991, folks. Today, celebrity moms-to-be sharing bare belly shots is the new normal. And they don't need a fancy photo shoot to do it — just a camera phone and a Twitter app. Check out these pregnancy selfies shared by the stars...