Doonesbury by Garry Trudeau for November 21, 1977
Transcript:
Jimmy: Boy, what a brutal day at the studio! Sure is nice to cool out... Woman: Well, don't get too into it, you're taping the "Midnight Special" tonight! Jimmy: Oh, no... that's right! Woman: Your long-awaited boob tube debut! Jimmy *sigh* I forget... why exactly am I compromising myself? Woman: You have a kid to think about now.
In Chicago, the “Midnight Special” is radio, not TV.