The person behind the elaborate costume designs in Game of Thrones, Michele Clapton, recently revealed a trade secret behind how they make those very impressive furry capes that everyone in the North seems to wear to keep warm.
Turns out they're mostly made from IKEA's LUDDE Sheepskin rug.
Not even joking!
Now, IKEA, being the Swedish boffins that they are, has come to the party and released a very handy IKEA-type instructional on how to make your very own Jon Snow cape.
Take a look -
So there you go... Your next costume party is sorted. Winter is coming!