YOU SAID:

Go shorty, it's your birthday. We're gonna party like it's your birthday.

INTO JAPANESE

さあ、今日はあなたの誕生日です。あなたの誕生日のようにパーティーをするつもりです。

BACK INTO ENGLISH

Well, today is your birthday. We're going to have a party like it's your birthday.

INTO JAPANESE

さて、今日はあなたの誕生日です。あなたの誕生日のようにパーティーを開きます。

BACK INTO ENGLISH

Well, today is your birthday. Throw a party like it's your birthday.

INTO JAPANESE

さて、今日はあなたの誕生日です。自分の誕生日のようにパーティーを開きましょう。

BACK INTO ENGLISH

Well, today is your birthday. Throw a party like it's your birthday.