Make a shirt that says “DEAD MONEY” or “INEXPERIENCED PLAYER” and wear it to Las Vegas.
Make a shirt that says “DISSIDENT PATRIOT” and wear it on an airplane, possibly while going to Vegas.
Make fliers explaining the scientific method for idiots and pass them out. Ideally do this when it’s warm out, at a baseball game, near that guy who passes out the Chick tracts.
Make fliers explaining that Santa does not exist. Pass them out at Downtown Crossing during early December. Fight with parents of small, crying children who suddenly realize that their parents are not perfect, which is I suppose a good lesson to teach one’s children.