YOU SAID:
Hey bros wanna go out tonight?
INTO JAPANESE
やあ兄弟、今夜外出しない?
BACK INTO ENGLISH
Hey brother, do you want to go out tonight?
INTO JAPANESE
ねえ、お兄さん、今夜出かけませんか?
BACK INTO ENGLISH
Hey, brother, would you like to go out tonight?
INTO JAPANESE
ねえ、お兄さん、今夜出かけませんか?
BACK INTO ENGLISH
Hey, brother, would you like to go out tonight?
That didn't even make that much sense in English.