Because you give them one good load and it takes them nine months to deliver.
Cause they would whistle on the way down
It's quite hard to find enough women willing to wear the same outfit.
They spent the first nine months of their lives dodging hangers.
I don't know. I'm retiring next month.
A re-postman. Or a re-post person if you feel triggered.
From the knights Da-sa(y)-NI! This joke is best delivered verbally.