YOU SAID:
my blister mister brother sister is a rat
INTO JAPANESE
私のブリスターミスターブラザーシスターはネズミです
BACK INTO ENGLISH
My Blister Mr. Brother Sister is a Mouse
INTO JAPANESE
私のブリスターミスターブラザーシスターはマウスです
BACK INTO ENGLISH
My Blister Mr. Brother Sister is a Mouse
That didn't even make that much sense in English.