The Girl With Arthritis

I don't know if I ever talked about a particular prank played in my school, but I was thinking about it today as I walked to class with my friend and we talked a bit about it. A few months ago, some of the older kids were up to jokes and pranks. Most did funny jokes that didn't hurt anyone, such as using noise makers in the corridors. However one joke/prank really stood out from the rest. I was in a class that was nearby a main, busy corridor. There is a ramp going down on one side of the corridor. While everyone else was busy in class doing school work (as they should be), someone poured olive oil all over this corridor. When class let out, kids streaming from everywhere came to this corridor. Dozens walked into this terrible mess. Every child who walked into the oil had to call home or ask a friend for a pair of shoes because simply walking wouldn't be safe. However this was not the end. Very many kids, especially those on the ramp, slipt and fell. One girl my age slip...