YOU SAID:
I don't know what all of yous are doing here
INTO JAPANESE
皆さんここで何をしているのか分かりません
BACK INTO ENGLISH
I don't know what you guys are doing here.
INTO JAPANESE
君たちがここで何をしているのか分からない。
BACK INTO ENGLISH
I don't know what you guys are doing here.
Well done, yes, well done!