YOU SAID:
i would walk 500 miles to fall down at your door
INTO JAPANESE
私はあなたのドアに落ちるために500マイル歩くでしょう
BACK INTO ENGLISH
I will walk 500 miles to fall on your door
INTO JAPANESE
私はあなたのドアに落ちるために500マイル歩きます
BACK INTO ENGLISH
I walk 500 miles to fall on your door
INTO JAPANESE
私はあなたのドアに落ちるために500マイル歩く
BACK INTO ENGLISH
I walk 500 miles to fall on your door
That didn't even make that much sense in English.