dān shēn pài duì yāo qǐng

invite to a bachelor party

The phrase '单身派对邀请' is used in Chinese to refer to the act of inviting someone to a bachelor party, which is a pre-wedding celebration for a man who is about to get married. It often entails gathering friends to celebrate, enjoy activities, and bid farewell to single life. The phrase encapsulates the essence of a fun event meant for camaraderie and celebration among male friends.