YOU SAID:
jerry eats pizza while pooping alone
INTO JAPANESE
ジェリーは一人でうんちをしながらピザを食べる
BACK INTO ENGLISH
Jerry poops alone and eats pizza
INTO JAPANESE
ジェリーは一人でうんこをしてピザを食べる
BACK INTO ENGLISH
Jerry poops alone and eats pizza
You've done this before, haven't you.