Place it as the payoff near the end of a short edit, after the loudest reaction and before the final laugh. Open the chaos with the scream, let this clip reset the scene, then close with the baby laugh for a light finish.
關於此聲音
A six-second spoken Portuguese clip in which a voice delivers the line 'Eu sou zen, eu sou do bem,' calmly claiming to be zen and good-natured. The delivery feels relaxed and lightly ironic, like a joke told with a straight face rather than a shout. It lands as a funny, low-key way to answer chaos with calm, and it works best when the contrast is the point.