Olivia Wilde is no stranger to sharing pictures of her growing baby bump, but on Wednesday, the 32-year-old bared her belly for a good cause.
Watch the video above to find out why.
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The “Vinyl” star wasn’t the only celebrity to share a photo on Bump Day. Fellow moms Jaime King, Vanessa Williams and Nicky Hilton did so as well.
Wilde and her fiancé Jason Sudeikis are expecting their second child together. The actress revealed the exciting news in April when she shared an adorable Instagram photo of her and her two-year-old son, Otis, cradling their bellies.
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