Mutt & Jeff by Bud Fisher for July 18, 2023

I think he meant Post Office.

Good for you, Jeff.

This is very similar to a bit the Three Stooges did in one of their short films.

Edit- In fact, here it is…https://www.youtube.com/watch?v=7rD0qmfvtrw

Maybe they played doctor.

Spin the mail sack.