A kid/man on Youtube who makes videos of him lip-syncing to popular songs. Such songs include Katy Perry's Teenage Dream and Far East Movement's Like A G6. Even though he is terrible at remembering the lyrics, he gets most of his thumbs from his weird, awkward looks. Some girls thinks he's adorable, everyone else is freaked out.
When the beer supply in any type of social drinking situation becomes critically low, and replenishment is either impossible or extremely dificult. Thus creating a major buzzkill. Symptoms of a beermergency may include, panic, chaos, premature sobriety and all the girls/guys at the party becoming ugly again.
When we realized that we were critically low on beer, we knew we had a real beermergency on our hands.