YOU SAID:
what yall doing on this fine evening
INTO JAPANESE
この晴れた夜に何をしているのか
BACK INTO ENGLISH
What are you doing on this sunny night
INTO JAPANESE
この晴れた夜に何をしているの?
BACK INTO ENGLISH
What are you doing on this sunny night?
INTO JAPANESE
この晴れた夜に何をしているの?
BACK INTO ENGLISH
What are you doing on this sunny night?
That didn't even make that much sense in English.