Anyway, firefighters and EMS personnel love to play practical jokes on each other. I myself was involved when I was a probie, looking for water hammer and light water. So, back during my first year at Children's Hospital, we were in our office awaiting a call, when my supervisor started nodding off...and then... <img src="http://www.themeparkphotos.us/assets/images/11-28-2006_9-05-12_PM_0002.jpg" /> <p> A child seat on top of our lockers (small office) almost knocked him silly. So I had this sign made up for our office.