YOU SAID:
Yes I pooed my pants on Thursday
INTO JAPANESE
はい、木曜日にパンツにうんこをしてしまいました
BACK INTO ENGLISH
yes i pooped in my pants on thursday
INTO JAPANESE
はい、木曜日にパンツの中にうんこしてしまいました
BACK INTO ENGLISH
yes i pooped in my pants on thursday
That didn't even make that much sense in English.