I've totally let whatever little Klingon knowledge I had lapse, so I
don't know how legit this was, but the 2016-11-21 episode of the FOX
show Lucifer (episode S02E09, "Homewrecker") featured a little bit of
(alleged?) Klingon.
Here's the scene: https://www.youtube.com/watch?v=3gTpzQQM0fE
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