Fred has a date with Mrs. Abernathy and won't be home for supper but wants you to wait up for him.
Just after seven Cora Abernathy called, in tears.
Fred was being consoled by Mrs. Abernathy or some other of his lady friends so Dean spent the evening alone with the sound of a little early Nat King Cole trio, vintage forties.
Might it have been one of those situations where Fred mentioned something to Cora Abernathy who told it to her second cousin, once removed, whose brother-in-law's best friend was seeing the sister of Arthur's housekeeper?
As luck would have it, as he was leaving the place, he nearly knocked over Cora Abernathy, who had just left the dry cleaners next door.