The Dutch-born beauty took to Instagram to share a nude photo of herself showing off a blossoming baby bump.
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"This is not a #throwbackthursday this is now! So happy to share with you that we are expecting," she wrote alongside the image.
The 29-year-old already has a three-year-old son Phyllon with her DJ husband Sunnery James.
She started dating Sunnery in 2009 and the pair tied the knot in November 2010 in her hometown of Oostermeer in the Netherlands.