Calvin and Hobbes by Bill Watterson for February 25, 1991
Transcript:
Mom: Augh! Who did this?! Calvin as Private Eye: The dam'es scream hit an octave usually reserved for calling dogs, but it meant I had a case, and the sound of greenbacks slapping across my palm is music to my ears any day. After all, I'm not an opera critic. I'm a private eye.
I’ve always loved the strips where Calvin talks in “noir genre”.