Teacher: Any questions before the test? Me: May I be excused?

          Teacher: Any questions before the test?
          Me: May I be excused?
          Teacher: What for?
          Me: To slam my head into a brick wall.
          Teacher: Haha sit down, Charlie.
          Stuents: *laughing*
          Me: *fails the test and just lays my head on my desk wishing to die*