YOU SAID:
hello poo I want a be you girlfriend
INTO JAPANESE
ハローうんこガールフレンドになってほしい!
BACK INTO ENGLISH
I want you to be my hello poop girlfriend!
INTO JAPANESE
ウンチのガールフレンドになってほしい!
BACK INTO ENGLISH
I want you to be poop's girlfriend!
INTO JAPANESE
ウンチのガールフレンドになってほしい!
BACK INTO ENGLISH
I want you to be poop's girlfriend!
That didn't even make that much sense in English.