YOU SAID:
And she'll be sleeping with the fishes.
INTO JAPANESE
彼女は魚と寝てる
BACK INTO ENGLISH
She's sleeping with a fish.
INTO JAPANESE
彼女は魚と寝ている。
BACK INTO ENGLISH
She is sleeping with a fish.
INTO JAPANESE
彼女は魚と寝ている。
BACK INTO ENGLISH
She is sleeping with a fish.
That didn't even make that much sense in English.