I was wondering but, in fact, squirt guns come from the end of the XIX century: http://www.isoaker.com/Info/Misc/factoids_oldest.html. While I was waiting for the report I also corrected a clown boss incorrectly named Guido (which, come to think of it, might be a better and more inoffensive-looking name than Cracker) and added another mentioned clown to the character roster