YOU SAID:
hold your mouth open for my diarrhea attack!
INTO JAPANESE
下痢の発作に備えて口を開いてください!
BACK INTO ENGLISH
Open your mouth for a diarrhea attack!
INTO JAPANESE
下痢の発作のために口を開けてください!
BACK INTO ENGLISH
Open your mouth for a diarrhea attack!
That didn't even make that much sense in English.