As of this episode (S5E8), Artie and Kurt are the only two characters to sing in every Christmas episode.
Lowest rated episode of the entire show.
This episode (S5E8) marks the earliest that Glee has ever gone into the mid-season break.
This episode Kurt and Blaine do not sing together.
Tina mentions Toys for Tots, which is a charity non-profit program founded in 1947 and run exclusively by the U.S. Marine Corps Reserve. The program distributes toys to children whose parents cannot afford to buy them Christmas gifts.