YOU SAID:
Why on earth do you feel the need to be so rude?
INTO JAPANESE
いったいなぜそんなに失礼なことをする必要があるのですか?
BACK INTO ENGLISH
Why on earth do you need to be so rude?
INTO JAPANESE
どうしてそんなに無礼になる必要があるの?
BACK INTO ENGLISH
Why do you have to be so rude?
INTO JAPANESE
なぜそんなに無礼になる必要があるのですか?
BACK INTO ENGLISH
Why do you have to be so rude?
That didn't even make that much sense in English.