Guess Who's Coming to the Wedding?

Dorothy's daughter, Kate, comes to Miami with an announcement.  She's engaged to a podiatrist named Dennis.  Dorothy is thrilled but her happiness quickly turns to anger when she realizes that ex-husband, Stan, is going to be invited.  After 38 years of marriage, Stan had left Dorothy for a woman half her age.  Dorothy threatens to make a scene at the reception which places Rose and Blanche in the role of peacemaker.