YOU SAID:
You stupid old blighter
INTO JAPANESE
あなた愚かな古い嫌な人
BACK INTO ENGLISH
Old nasty person you stupid
INTO JAPANESE
あなたは愚かな古い不快な人
BACK INTO ENGLISH
You are a stupid old unpleasant person
INTO JAPANESE
あなたは愚かな古い不愉快な人です
BACK INTO ENGLISH
You are a stupid old unpleasant person
That didn't even make that much sense in English.