YOU SAID:
hey girl! what's you doin'?
INTO JAPANESE
ちょっと女の子!何してるの?
BACK INTO ENGLISH
hey girl! what are you doing?
INTO JAPANESE
ちょっと女の子!あなたは何をしている?
BACK INTO ENGLISH
hey girl! what are you doing
INTO JAPANESE
ちょっと女の子!あなたは何をしている
BACK INTO ENGLISH
hey girl! what are you doing
That didn't even make that much sense in English.