Event planning can be a stressful exercise. When you've got an entire conference hall full of hungry attendees, waiting on caterers who are running late, while you've been on your feet since five in the morning to make sure the coffee was hot and your speakers had everything they needed. To top it off, the rumor in the hallways is that your pre-lunch speaker was boring and uninformative, how will you deal with both the dissatisfaction of the audience and breaking the news t...