So what if the other person was flirting with your Husband. Don't you trust HIM? So now it an argument, evaluation, divorce, break up what ever any body wants to call it.
Can't you Husband just glance have conversation etc with out being evaluated on wither or not the other person might be flirting. Isn't he with you. Isn't an insult to him that you don't trust his judgment not to go home with somebody else or have a quickie when you are not in site HMMMMMMMM
And did ever think woman like to get UNDER other woman skin by flirting with their Man. Or get a kick out of starting a an argument with you and your SO. No it never ever crossed a woman mind before to start trouble just for the fun of it