Yes, that stuff was pretty awful but in truth not much worse than the Chinese takeout available in my area today.
Chun King had some funny commercials back in the early 60's. The one I thought was the funniest is no where to be found. It took place in a movie theater with people whispering "Chun King" to each other, getting louder and louder until they were all screaming.
But here is one vintage tv ad-
Hey, the elevator operator is Arte Johnson. Remember him from Laugh-In?
Ruff...your own canned Dog Food?