Calvin and Hobbes by Bill Watterson for August 25, 1988
August 24, 1988
August 26, 1988
Calvin: What are you doing, Susie? Susie: Drawing on the sidewalk. Calvin: Wow! Can I too? Susie: Sure. Here's some chalk. Calvin: Gosh, I've never been a vandal before! Susie: This isn't vandalism. It washes right off!