YOU SAID:
How are you doing, idiot?
INTO JAPANESE
どうやって、馬鹿?
BACK INTO ENGLISH
How are you, idiots?
INTO JAPANESE
お前ら、バカか?
BACK INTO ENGLISH
Are you idiots?
INTO JAPANESE
お前ら、バカか?
BACK INTO ENGLISH
Are you idiots?
That didn't even make that much sense in English.