Bad habit is a behavior that shouldn’t copy. Because it will have a bad result to myself and other people that copy this behavior. But nowadays, still have many students do that behavior such as, bring snack in to the classroom, use mobile phone while study, talkative with friends and don’t listen the teacher and have no responsibility. Of course, such behavior must have a consequent. So, consequent that is a bad result include, can’t answer the teacher when he ask, don’t understand about the lesson and get the low point and low grade.