[GreenLanternCorps]

In a very old Bloom County Strip, PETCO stood for the:

Professional Elves Toymaking and Craft Organization.

You see, Santa's elves went on strike, got fired by President Reagan, and were replaced by former Air Traffic Controllers...

[antiRepublicrat]

I actually remember that bit. My fav was the "olive loaf mime whacker," plus whatever either the Meadow Party or Oliver were doing at any one time.