Place it at the exact moment of the reveal, after the setup and before the celebration. Put Oh My God Wow just before it to build surprise, then follow it with Kids Cheering to turn the single reaction into a shared celebration.
關於此聲音
This is a very short Mandarin voice clip, lasting under a second, in which a speaker says that they are so excited. It feels bright, giddy and instantly cheerful, like a burst of happy energy that lifts a reaction before any explanation is needed, and it works because the excitement is direct and unmistakable.