Footballers are often known to favour golf as their second sport, spending a few hours on the fairway when not training, and it appears the Dane is no different.
Lining up a small cup a few feet from the wall, Christensen hits a chipped effort off the brick and straight into the target.
The celebration? A subdued shake of the fist and a "yes".
Now, do we think that was the celebration of a successful early attempt or the exasperated reaction of a man who has been there all day? We will never know.
Christensen's trick shot comes soon after Novak Djokovic swapped tennis racquet for frying pan and beat brother Marko with a couple of rallies over dining room shares and sofa cushions.
Watch Christen's trick shot above...