There doesn’t seem to be a lot of information available right now, but according to The Hollywood Reporter:
Union will star in Universal’s A Meyers Christmas — originally titled A Meyers Thanksgiving — which centers on an estranged family who is brought together over Christmas for the first time since their mother’s passing. The film is slated to hit theaters on Nov. 11, 2016.
Union will also act as Executive Producer on the comedy. You can read the entire article here.