What if you make alternate plans so that you'll already be doing something if/when your H brings it up? Also, why does your H need to mention it to the kids? Is he that self-centered that he can't keep his mouth shut for their good?
My latest
Me: 36 W: 35 2 D: 9 and 5 T: 16 years M: 12 10/4/06: Bomb 10/5/06: Ended A 4/22/07: ILYBNILWY