YOU SAID:

The party just started and im already drunk

INTO JAPANESE

パーティーはちょうど始まって、すでに飲んでいます

BACK INTO ENGLISH

The party just started and is already drinking

INTO JAPANESE

パーティーが始まり、すでに飲んでいる

BACK INTO ENGLISH

The party began and it is already drinking

INTO JAPANESE

パーティーが始まり、すでに飲んでいる

BACK INTO ENGLISH

The party began and it is already drinking