It's time to talk about audience etiquette, or lack thereof. People's general understanding of how to behave in public gatherings has definitely gotten worse the past few years, especially when it comes to live performances. This particular public disruption happened at the Broadway musical Wicked , the long-running musical prequel to The Wizard of Oz in which the Wicked Witch of the West gets the opportunity to belt her face off for two and a half hours. Obviously, Wicked has become a cultural…