Thanks, I read a lot of that thread. Similar sitch: young kids at home to think about. OM makes WAW feel "special".
I gotta think about the consequences of planned trip. I will inform her that I see it as disrespect. Might just leave it at that and let her stew about it while she's gone guessing what I might do.
My guess is, nothing. I don't think she takes you seriously at all.