W: "Are you going out tonight?" M: "Yeah I am." W: "Me too." M: "OK, have fun."
Making an issue out of this guy is only going to make her defend him against you -- which I'm guessing is the opposite of what you want.
Given the level of hostility in that exchange, I can see why you're having problems. You need to back way off and go dark.
Me: 44, Wife: 39 M: 17 years T: 20 years Bomb on 08/25/09 1/13/10: MC started 1/28/10, 2/8/10: More bombs 8/28/10: Wife moved out No talk of D, no movement