Jo Rivera Says Teen Mom Kailyn Lowry was a Pothead Who Smoked While Preggers

Oh snap!

Check out this Teen Mom twitter shit >

It started when one of Kailyn Lowry's fans sent her this pic...

So what's the big deal?  The big deal is that the gal in the pot pic is Jo Rivera's (her son Isaac's baby daddy) girlfriend.  Double snap!

Kailyn was all sorts of PO'd and tweeted this:

Check out Jo's response:

Yikes!  I have nothing against people who smoke pot but it's not something you should prob do while you're preggers.

Your move, Kailyn...  

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Post Images Via www.twitter.com