YOU SAID:
brb, I have to go to the bathroom.
INTO JAPANESE
brb、私はトイレに行かなければなりません。
BACK INTO ENGLISH
BRB, I have to go to the bathroom.
INTO JAPANESE
BRB、私はトイレに行かなければなりません。
BACK INTO ENGLISH
BRB, I have to go to the bathroom.
That didn't even make that much sense in English.