请开始你的表演
Qǐng kāishǐ nǐ de biǎoyǎn
This directly translates to: Please begin your performance
It was first used in a talent show. Now people usually said this if they what to know more about another person.
This is commonly used in forums or discussion pages as a starting line. In a way, it is to allow the person to take a step back and truly listen and understand another person's story or whatever they are saying.
A similar phrase is "我有酒，你有故事吗” (which directly translates to: I have wine, do you have a story?) which originated in Ancient China where people often drank together as a way to host deep and insightful conversation. It also signifies that the person is willing to spare their time and listen.