YOU SAID:

the party pooper is my brother

INTO JAPANESE

パーティーのうんちは私の兄です

BACK INTO ENGLISH

The poo of the party is my brother.

INTO JAPANESE

パーティーのうんちは私の兄です。

BACK INTO ENGLISH

The poop at the party is my brother.

INTO JAPANESE

パーティーのうんちは私の兄です。

BACK INTO ENGLISH

The poop at the party is my brother.