YOU SAID:
i'll show you who's boss of this gym
INTO JAPANESE
私はこのジムのボスだ誰を紹介します
BACK INTO ENGLISH
I'll show you who's this gym boss
INTO JAPANESE
私はこのジムのボスだ誰を紹介します
BACK INTO ENGLISH
I'll show you who's this gym boss
That didn't even make that much sense in English.