Hi - detach. She is pressing your buttons. Why give her the power.
There is a reason these guys are with someone crazy . . ...
Seriously, the less you think about and involve yourself in the madness the better you will feel.
I often think facebook is a menace for those dealing with MLC. So often either the WAS or OW or some combination thereof use it to spy on you and/or to post things that are upsetting, and meant to be.