When Bill Watterson wants Calvin and Hobbes to have a conversation, he sticks 'em in a wagon and sends them crashing through a forest.
I put them in a monastic cell and draw talking heads.
Don't worry boys. I'm learning and improving. I'll work very hard to avoid this mistake in the future. One day, Hat Trick and Bunny Trail Junction will truly merit your support.
I am fairly happy with how neatly I sidestepped both Arthur spending his life worrying if he has a demon, as well as my having to draw the exorcism of nothing.