I just want to say I have had an absolutely shit day because of my family. Not the one I live with, but the one I was born into. I won't bore you with the details, but I've been incredibly upset, and ...
PS I don’t disagree with the comments above and have done something similar BUT I don’t think now is the time. Distance a little emotionally - step back a bit in what you do for them and be a little absent physically . Think up some excuses if challenged and ask for help in this from your immediate family. You can’t control others but you can control how much you participate with them.