YOU SAID:

I was tired but she was down to party.

INTO JAPANESE

私は疲れていたが、彼女はパーティーに落ちていた。

BACK INTO ENGLISH

I was tired, but she was falling at the party.

INTO JAPANESE

私は疲れていたが、彼女はパーティーに落ちていた。

BACK INTO ENGLISH

I was tired, but she was falling at the party.