OtherAITA Found out mid-dinner that the guy we were with had slept with my GF
My GF (39F) invited me (M42) to go to a dinner party at her friend's house last night. I knew they had met on a dating app and she had said they went on one date but decided to be friends instead. They hang out from time to time and I had met him once before about a year ago right after we started dating. I have no reason to believe anything is going on right now but this is not the only ex sh...










