Marvin had to admit that although his father was old and his mind was not that sharp, his taste for women was still as sharp as the one he had had in his younger days.

With just one glance, he had taken a fancy to Credence's ex-wife, Dorothy. That alone was enough to make her his daughter-in-law. What great taste he had! 

He could not help but send a reply to George.

[Dad, can you stop messing around? The woman you have your eyes on is Credence's ex-wife.]

George had probably been startled by the stark revelations of Dorothy's identity as he stopped sending any messages laced with harassing intent....