One Too Be Read Twice
A wife asks her husband, "Could you please go shopping for me and buy one carton of milk and if they have avocados, get 6."
A short time later, the husband returns with 6 cartons of milk.
The wife asks him, "Why did you buy 6 cartons of milk?"
He replied, "They had avocados."
Source: B.G. (Bellingham)