Check it out! If your fridge door doesn't close properly and you put eggnog in the door, it will go bad! But Eggnog is kind of thick so you might not notice, and might drink it anyway! And then wake up at 2am wondering if you're having an appendicitis attack, or if God hates you, or what, and crawl desperately into the bathroom, where very not fun things proceed to happen for quite a while.

Oh dairy products! When they go bad, they attack.