What apocalypse scares you the most?

Biebocalypse - A event of catastrophic proportions where the world and everything in it loves the Biebster and worships it as a false idol. This event causes a massive financial collapse world wide as all will now only worship the Biebs. Small pockets of resistance will be forced to answer this threat with a nuclear response. Biebatics who's faith in the dark lord is strong will rise from their graves to continue the worship of this false idol. Fueled by an insatiable hunger for catchy tunes, sideways hats, and human brains.