When the Klingon leader General Martok (who was recently elected to public office in New York) wishes you a merry Christmas, you should at least try to respond in his own language. There's a limit to the Yuletide cheer that the universal translator can express.
Here is Mashable's handy guide to saying "merry Christmas" in 40 languages, including Farsi, Lithuanian and Korean.
I only say "Merry Christmas" in one way: Not.
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