Would you intervene if you saw someone cheating on his or her significant other?
"What Would You Do?", which returns this Friday with all new episodes, has tested bystanders' reactions to this uncomfortable scenario. In one memorable scene, a man was about to propose to someone who was obviously being unfaithful. Do people step in and stop him from making a potentially devastating mistake?
Watch the results below and make sure to tune in this Friday at 9 p.m. ET for a new season of "What Would You Do?" scenarios, including how people react when a husband seems to be cheating on his wife with another man!
Tell us in the comments, would you intervene if you spotted someone being unfaithful? Would you want someone to tell you if you were the one being cheated on?