YOU SAID:
Hi what’s up you smell bad
INTO JAPANESE
やあ、お元気ですか、あなたは悪臭がします
BACK INTO ENGLISH
hey how are you stink
INTO JAPANESE
ねえ、あなたはどのように臭いですか
BACK INTO ENGLISH
hey how do you smell
INTO JAPANESE
ねえ、あなたはどのようににおいがしますか
BACK INTO ENGLISH
hey how do you smell
That didn't even make that much sense in English.