By being tense and constantly talking about it, will not cause the issue to go away. and will possibly escalate it… and can chas veshalom lead your family to “looking’ Much worse!!! it would be the worset thing for them to have shalom bayis problems because of the tenssion that your parents have caused. of course the are emotional about it, since it’s thier dear child who they had many hopes and aspirations for, however they can’t allow emotions to get ahold of logic!!! for it can lead to higher detriment to them and your family if the fire is not put out now!!! what is done is done. they cant turn back they have to come to terms with it. and not make the situation worse!
Maybe step in and suggest a devorce chas vesholam… that would definitely make your parents realise what they are playing with!!
Hashem has decided that your family either have this reputation, or a different reputation. It’s all in the hands of hashem! and there is a reason for everything!!