They always quack the case.
A Pair-a-ducks.
Answer: 4 ducks-because they are in a row.
Must have been a duck family A duck family Didn't you say there was a quack in it !
Quack
Q: What would be a terrible name for a new beer A: "Mondays"...because no one would EVER want to buy a case of the Mondays...
There is none. In both cases, if you don't have one, you unload by hand.