Pokemon character that a monotonous professor was photoshopped as, with the joke being that Jigglypuff's song puts everyone to sleep, causing contagious laughter in class.
"then one of the professor photoshopped as a jigglypuff. i don't know how this guy did it, but the jigglypuff pic was really impressive. it was the professor's official faculty photo, but her body was re-shaped into a perfect ball and she now had big stupid jigglypuff eyes. she also had the weird jig"