You're not being manipulated because you haven't accepted anything she's said. Just tell her that as long as she has a man on the side, you will not be celebrating the anniversary of your marriage. Then celebrate Father's Day with your sons.
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.