Black.

Bully's Advent Calendar, Day 22

365 Days with Ben Grimm, Day 356

Portion of a two-page spread by Marie Severin, from Marvel Holiday Special 1991 (1991). Panel suggested and supplied by Capricious Chris Sims; alt-text joke supplied by Rollickin' Rachelle Goguen.
(Click picture to see the whole Fantastic tableau)

Waiting for Christmas Cartoon: Batman "The Cool Cruel Christmas Caper"

The Batman/Superman Hour "The Cool Cruel Christmas Caper" (December 14, 1968), starring the voices of Olan Soule as Batman, Casey Kasem as Robin, and Ted Knight as Mister Freeze

Your Christmas Nightmare for the Day

Panel from The Punisher Holiday Special #3 (January 1994), plot by George Caragonne, script by Eric Fein, pencils and inks by J. J. Birch, colors by Joe Andreani, letters by Steve Dutro

Waiting for Christmas Cartoon: Tennessee Tuxedo "The Tree Trimmers"

Tennessee Tuxedo and His Tales "The Tree Trimmers (1963), directed by Lu Guarnier and featuring the voices of Don Adams, Bradley Bolke, Mort Marshall and Larry Storch

Blue.

Bully's Advent Calendar, Day 21

Happy Birthday, Samuel L. Jackson!

Have a furiously good celebration!

Panels from Ultimates #4 (top, June 2002) and #9 (bottom, April 2003), script by Mark Milla, pencilled by Bryan Hitch, inked by Andrew Currie (#4) and Paul Neary (#9), colored by Paul Mounts, lettered by Chris Eliopoulos

365 Days with Ben Grimm, Day 355

Panels from Marvel Two-in-One #8 (March 1975), script by Steve Gerber, pencils by Sal Buscema, inks by Mike Esposito, colors by George Roussos, letters by Charlotte Jetter

Smoke 'em if you got 'em, Lucy

Have a Very Jane Wiedlin Christmas

"froSTy the Snowman" by froSTed (c. 1998), written by Walter Rollins and Steve Nelson

Your Christmas Nightmare for the Day

Panel from The Funtastic World of Hanna-Barbera #1 (December 1977), script by Mark Evanier, pencils by Kay Wright, inks by Scott Shaw!, colors by Carl Gafford, letters by Mike Royer

Bully's Advent Calendar, Day 20

Ten of a Kind: I'm just a singer in a comic book band

(More Ten of a Kind here.)

365 Days with Ben Grimm, Day 354

Portion of a two-page spread written and drawn by Fred Hembeck, from Marvel Age #25 (April 1985)
(Click picture to see all the Santas)

Your Christmas Nightmare for the Day

Panels from Dell Movie Classic #725, Santa Claus Conquers the Martians (March 1966), art by Bob Jenney