An unruly passenger can effectively ruin your experience, regardless of the destination or duration of your flight. There&rsquos no telling why some passengers behave in unpleasant ways, but they do, often with alarming consequences. Be it a troubled toddler, a drunk old man, some quarrelsome person right next to you, you can always do something to de-escalate and assuage the situation. We hope you may never have to deal with the likes, but here are some suggestions for the same if you get unlucky