Single-panel gags can provide meta commentaries. New Yorker cartoonist Richard Taylor showed how not to do a gag cartoon. Introduction to Cartooning © 2019 Penguin Random House LLC. To kick off a new series, John Byrne made a pointed suggestion to potential comics customers in The Sensational She-Hulk Vol. 2 #1 (May 1989). © 2019 Marvel Characters, Inc.