YOU SAID:
i'm so tired and merry christmas!
INTO JAPANESE
私はとても疲れてメリークリスマスです!
BACK INTO ENGLISH
I am very tired and Merry Christmas!
INTO JAPANESE
とても疲れてメリークリスマス!
BACK INTO ENGLISH
Very tired Merry Christmas!
INTO JAPANESE
とても疲れたメリークリスマス!
BACK INTO ENGLISH
Very tired Merry Christmas!
That didn't even make that much sense in English.