YOU SAID:
well who sang such messed up song
INTO JAPANESE
そんなめちゃくちゃな歌を誰が歌ったんだろう
BACK INTO ENGLISH
Who sang such a messed up song?
INTO JAPANESE
こんなめちゃくちゃな歌を誰が歌ったの?
BACK INTO ENGLISH
Who sang such a messed up song?
That didn't even make that much sense in English.