YOU SAID:
your mom is going to come and spank you
INTO JAPANESE
あなたのお母さんが来てあなたをたたきます
BACK INTO ENGLISH
Your mom comes and knocks you
INTO JAPANESE
あなたのお母さんが来てあなたをノックします
BACK INTO ENGLISH
Your mom will come and knock you
INTO JAPANESE
あなたのお母さんが来てあなたをノックします
BACK INTO ENGLISH
Your mom will come and knock you
That didn't even make that much sense in English.