EMM ASK 097 is a comic and ask answer published in 2015 on tumblr by Emma Mosier.
Princelycoffin: “Hatty comes back in his Christmas form tomorrow!”
“Aaaah, he does, and I’m excited! (Note: I accept full responsibility if he’s not actually Christmassed out.)”
A colored portrait of the Hatbox Ghost in a Christmas-themed suit (green coat and hat, candy-like cane, present-wrapper-covered hatbox).
“Even so, here's an early Christmas Hatty.”