YOU SAID:
you are a knuckled head sandwich
INTO JAPANESE
あなたはナックルヘッドサンドイッチです
BACK INTO ENGLISH
you're a knucklehead sandwich
INTO JAPANESE
あなたはナックルヘッドのサンドイッチです
BACK INTO ENGLISH
you're a knucklehead sandwich
That didn't even make that much sense in English.