Fran fights with a woman over flowers at a store, but this woman turns out to be Mr. Sheffield's mother who's in town visiting! She annoys everyone in the house except for C. C., who right away tells her that Fran has her eye on Maxwell. Mrs. Sheffield tells his son to get rid of the nanny, but Maxwell proposes to Fran instead just to tease his mother. When Fran realizes the proposal isn't real, she decides to play with Mr. Sheffield and make him feel guilty for the fake proposal.