These people are trolling experts. They get their laughs from messing with other people and upsetting them for no reason other than for their own amusement. In other words, they are total smart-alecks. While they definitely aren’t the kindest individuals in the world, we have to admit, some of the pranks that they pulled are pretty funny.For example, the guy who turned all of the books on the mystery shelf in the library backward. What sort of creative mind would come up with something like that? That’s just one of the many hilarious sarcastic jokes included in this list. Check out a few of them and you’ll be sure to find yourself laughing too.