Mean Girls director Mark Waters has been set to direct Bad Santa 2, the sequel to the 2003 comedy that is now in the works after Miramax and Broad Green Pictures agreed to co-finance and co-produce the dark comedy. Billy Bob Thornton, Tony Cox and Brett Kelly are returning the original cast. Principal photography starts in January in Montreal on the script from Doug Ellin, Shauna Cross, John Phillips and Johnny Rosenthal. Sierra/Affinity is repping international rights this week at AFM. Adam Fields and Geyer Kosinski are producing.

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