You should try not to embarrass your partner.
Bill and his wife are invited to a formal dinner at one of their neighbor's houses.
Bill wants to go to the dinner with his wife.
Bill attends the dinner with his wife makes sure not to do anything that might reflect poorly on her.
Bill goes to the dinner with his wife and tells off color jokes that are not suitable for the situation.
Bill's wife is glad that Bill knows how to behave in formal situations.
Bill's wife is embarrassed by his behavior and thinks the neighbors must see them as classless.