It looks like SOMEONE was inspired by Kate Middleton!
Since everyone is having babies right now, it seems like the ladies who do yoga while they're preggers have an easier time getting their post-baby bods back.
And Olivia Wilde is a slim mini so she went to Harmony Studios for a yoga class in West Hollywood on Friday.
The actress was missing home, in her New York City shirt, but luckily it showed off the tiniest of baby bumps!
Just look at it growing before our very eyes!
P.S. CLICK HERE to hear about Olivia's WILD
E wedding plans!
[Image via AKM-GSI.]