They discussed their needs with a young saleswoman.
Since it was near closing time, they had to curtail their discussion and made plans to come back the next day to make their final decision.
Later that evening, the man and his wife were at a restaurant, where the same young lady from the bathroom-supply store was now working a shift as a waitress.
As she passed their table, she suddenly recognised them and called to the man in a loud voice.
"Hey!
Spoiler:
