If you get a big hair stuck in your private soul it will be a disaster! Have you ever gotten a hair in your eye or your mouth that you just couldn't get out? You cough, your eyes water, it's awful! You can't focus on anything until it's gone. Now imagine if a big 'ol hair got stuck in your own private soul!!! Disaster!!!
みじ, いた, むご
This disaster is so huge that even Santa-san (さん) left his vacation in Zanzibar (ざん) to come tell you you're on the naughty list for being such a disaster person. WHAT?! Even you Santa-san?