Big Nate by Lincoln Peirce for September 24, 1991
Transcript:
Nate: I've decided to run for class president, Francis! And I want you to be my campaign manager! Francis: Sorry, I can't. Nate: Why not? Francis: Because I'm running for class president myself! Nate: What? You'd run against me? Francis: I happen to think I'm the best candidate for the job. Francis (ex-best friend) Ow! Dog-gone it!
It looks like a Julius Caesar reference.