(Colonel Potter waits for an explanation from Major Burns as to why he shot B. J. Hunnicutt.)
Burns: How's your horse, sir? When I was a kid, my daddy used to take me to the pony rides and---
Potter: (angrily) How did it happen, Burns?
Burns: You mean the, uh---?
Burns: I was cleaning my weapon and it discharged prematurely. Sir, I think the Chinese have captured Major Houlihan!
Potter: I see. So, naturally, you shot Captain Hunnicutt.
(Radar starts to laugh.)
Burns: What's so funny, Corporal?!
Potter: Don't blame the boy, Burns. He knows a good joke when he sees one.