Bob and Alice, by all appearences, hate each other's guts. They fight like wolverines, indulge in slapfests, and yell insults like a regular couple would say "I love you"- and yet, when someone suggests Bob or Alice should divorce/cheat on spouse, both will react with horror and a response of "I would NEVER do that!" or something like that.
Do We Have This One?
, Needs a Better Title