Thank your wife for the invite and again mention that it is your family's decision on whether to go or not, and that they can't be blamed for feeling uncomfortable after what was said.
A little truth in there would be good.
M-43 W-40 2D - 9 and 5
Emotion, yet peace. Ignorance, yet knowledge. Passion, yet serenity. Chaos, yet harmony. Death, yet a new life.