Growing up I knew a guy who was the epitome of cheap. Everyone knew him to be a penny pincher, so when you encountered him and his girlfriend eating from the same plate at a restaurant, you figured he was just up to his usual habits. I agree there’s nothing wrong with sharing a meal. The problem is that when you put that example in the greater context of his habitual lunacy, well, you had to feel sorry for the girl.
No, they did not get married.