YOU SAID:
i went to a birthday party today.
INTO JAPANESE
今日は誕生日パーティーに行ってきました。
BACK INTO ENGLISH
Today I went to a birthday party.
INTO JAPANESE
今日は誕生日パーティーに行ってきました。
BACK INTO ENGLISH
Today I went to a birthday party.
That didn't even make that much sense in English.