Wow, do they not realize that he's still married, to someone who isn't their daughter?

It sounds like they don't have very good boundaries.

So sorry that you feel like you're going crazy. I've had that feeling a few times myself.

M36 XH34
M-5 T7
4/11 H confused
5/11 ILYB
6/11 OW discovered
7/11 I move out, OW over
5/12-OW2,done->new EA, but H wont file
9/12 H "best bf ever" to EA/OW3
3/13 H/OW break up
H files 4/13
D 6/18/13