Ho ho Halloween! The cold altitude will have you wishing that you at least brought along a blanket! Nightmare Before Christmas Jack Skellington Beanie and Scarf Combo Oh, the Weather Outside Is Frightful It's important to stay toasty warm while you're kidnapping Santa and taking over Christmas.. If you don't properly prepare, you'll be flying through the sky on your aircraft pulled by undead raindeer and a ghostly pumpkin-nosed dog while your skeletal teeth rattle in your head.