Star Trek and Star Trek: The Animated Series

Lest we forget, when discussing tlhIngan Hol, that the whole language - and the culture behind it - stems from one television show, which celebrates its 47th anniversary on this day.

Presented for you right here and now, the episode "Mirror, Mirror" - watch it before it gets taken down.

Also for your delight and entertainment, "The Slaver Weapon" - the only episode of Star Trek: The Animated Series still on YouTube. Shown here to mark the 40th anniversary of TAS, which was also launched on this day back in 1973.