Dallas Mavericks Create Worst NBA Viral Christmas Video, Performing ‘Grandma Got Run Over By a Reindeer’

NBA teams showing their holiday spirit with viral videos has become a popular trend in 2010, and while most of the performances have been intentionally terrible for the sake of comedy, the Dallas Mavericks have continued their strong start to the season by making the worst one of all.

The Mavs performed a rendition of "Grandma Got Run Over By a Reindeer" — wearing antlers and Christmas lights, and making up the words as they went. Dirk Nowitzki couldn't even keep a straight face long enough to say his lines.

See below.