YOU SAID:

your mama's so fat when she gets in an elevator it only goes down

INTO JAPANESE

あなたのママはエレベーターに入ると大変だ

BACK INTO ENGLISH

Your mama will be in trouble getting into the elevator

INTO JAPANESE

あなたのママはエレベーターに入るのに困っているだろう

BACK INTO ENGLISH

Your mama will be in trouble getting into the elevator