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Watch The 'Pretty Little Liars' Face The Most Terrifying Christmas Ever

Literally nothing is calm, or bright.

While we weren't exactly treated to a proper "Pretty Little Liars" Halloween special this year, it looks like the show's upcoming Christmas outing will somehow make up for that -- because in Rosewood, the happiest time of the year will be anything but.

"PLL" finally debuted a first-look trailer for the December 7 special, "How the 'A' Stole Christmas," during its Halloween fan-appreciation event, and from the masquerade ball to the mysterious figure holding a giant knife to Ali getting locked in a room for the eight-zillionth time, it will surely be an Oh Holy Night to remember: