Except she didn’t, because it’s a hoax. This has been posted on Facebook a lot today despite being back from mid-2010. For some reason it’s doing the rounds again, along with a load of people posting ‘LOL I CAN’T BELIEVE THAT PEOPLE ARE SO STUPID HAHAHA’, etc.
See confirmation here: http://www.snopes.com/pregnant/3dfilm.asp
The only stupid people here are those that believe something is true because it’s posted on Facebook. Seriously, before you re-post, do some utterly basic fact-checking or risk looking like an idiot.