Quoting she nan igans:" Logan does this. All he says is Mama and Hi. So EVERYTHING is "Mama! Mama! Mama!" lol Also, sometimes ... [snip!] ... they're just stubborn. If they get a rise out of you they can sometimes keep doing the same thing. Teagan will do that."
Maybe that's what it is then. I don't really care since she isn't really verbal yet anyways but SO is getting really annoyed with it.
I think he's just over ready to be able to talk to them at least a little
I also think this whole therapy/ mental evaluation thing is freaking him out a little.