React with disgust and disapproval. Don't allow the story to be spread further. If possible, try to correct the wrong perception of the person sharing the story. If it's a more serious situation, you could even seek advice from other mutual friends or an authority figure in the community on how to handle it properly, all the while keeping in mind the well - being of your friend and his relationship.
If you hear such a story, the best reaction is to firmly and politely stop the conversation. It's not something that should be discussed. You can say something like 'This is a very private matter and we shouldn't be talking about it.'
We should firmly oppose it. If it is being spread without the girl's consent, we should try to stop it from spreading further.
React with disapproval. Point out that these are private matters and that spreading such stories is not only disrespectful but also can contribute to a hostile environment for the gay community. Encourage the person sharing to focus on positive and respectful topics instead of delving into someone else's sexual experiences.
One major consequence is the loss of a friendship. Your friend will likely feel extremely betrayed and will not be able to forgive you. Also, it can cause a lot of emotional distress to the wife as well, as she may be caught in a difficult situation between her marriage and this improper relationship.
You should firmly stop them. Let them know that it's inappropriate and disrespectful to share such private information.
No, it is completely unethical. A friend's wife is in a committed relationship with your friend, and any form of sexual involvement or even having inappropriate stories about her violates the basic principles of respect, loyalty, and friendship.
The friend can also be assertive in a polite way. If the teasing crosses a line, he can say 'I know you're joking, but that comment actually made me feel a bit bad'. This way, he can communicate his feelings without causing a big fuss. And if the wife is a good - natured person, she'll likely apologize and adjust her behavior.
As a partner, you should respect your own feelings and hers. If you're okay with it, that's fine. But if not, be assertive yet kind. You could say 'I love that you want to be open, but this particular story is too private for me. I hope we can keep some things just for us.' Also, consider the impact on your relationship's intimacy and privacy in the long run.
No. Having sex with a friend's wife is completely unethical. It violates the trust and loyalty within the friendship. It can cause great harm to your friend, his family, and the relationship between you and your friend. It is a serious betrayal.