Ryan Edwards and Mackenzie Standifer have been out of the spotlight for several months now, but they're back, and they're making up for lost time.
Mackenzie recently returned to social media after a couple of months of being away -- she's been sharing photos of her baby bump, mostly.
And it seems like now we know why.
Yep, Ryan and Mackenzie are no longer going to appear on Teen Mom OG, and according to many sources, the reason is pretty dark.
But according to them ... look, let's just...