Abbott & Costello knew how to have fun:

https://www.metv.com/stories/abbott-and-costello-would-throw-pies-at-crew-members-to-keep-their-spirits-up-while-filming-abbott-and-costello-meet-frankenstein

There's a link to the "Great Race" piefight here too in the comments.

Svengoolie is running double features all October!