The arrival of Millionaire Mimsy Borogroves has Fay, Roy and Helen eager to tap into her wealth. But Mimsy has eyes for Brian, and he soon enjoys the good life, receiving expensive presents and accompanying Mimsy everywhere, much to Joe's disgust.

Tired of the bickering between Helen and Gail, Joe suggests that the two go out to lunch together. Things go farther than he expects, and the two women become fast friends, comparing embarrassing notes about him. Meanwhile, when the president and his wife visit Nantucket, Fay tries to maintain her streak of touching every first lady since Eleanor Roosevelt.

Brian is forced to take a job as a bank security guard to cover a spent tax refund that he received in error. But on his first day, he fails to stop an armed robber and has to deal with the aftermath.

Sandpiper is finally back in business but Joe's nose is broken by a man who mistakes him for Brian. At the surgeon's office, the doctor's observation of a bump on Brian's nose has him obsessing about getting a nose job.