It's good develop a relationship with your significant other's parents.
Fred dates Sharon and meets her parents Jim and Diane.
Fred wants to avoid Sharon choosing her parents over him.
Fred develops a strong friendship with Sharons parents as his relationship with her progressing.
Fred is controlling and does not let sharon see her parents.
Jim and Diane give Fred their blessing when Jim asks for Sharons head in marriage.
Her parents tell Sharon that he is bad for her, and she breaks up with him.