我们在她生日前一个月办了个反生日派对，纯粹为了搞笑。

We held an ___anti-birthday party for her one month before her actual birthday just for laughs.

她的反生日派对以葬礼为主题，所有人都穿着黑色服装。

Her ___anti-birthday party had a funeral theme, with everyone dressed in black.