YOU SAID:

i was on a party the other day, came back, slept, ate, drank and i dont know

INTO JAPANESE

私は先日パーティーに出て、戻ってきて、寝て、食べ、飲んで、私は知らない

BACK INTO ENGLISH

I went out to a party the other day, came back, slept, ate, drank, and I don't know

INTO JAPANESE

私は先日パーティーに出かけ、戻ってきて、寝て、食べ、飲んで、そして私は知らない

BACK INTO ENGLISH

I went out to a party the other day, came back, slept, ate, drank, and I don't know