Place it at the reveal in a cute edit, then follow it with Baby Laughing Meme for the next beat, or let Yaaaay Cheer close the celebration after it. Keep it as the single reaction beat before the next scene, so the edit stays focused on the lovely reveal.
About this sound
This is a short Portuguese voice clip, lasting about two and a half seconds, in which a voice warmly says 'Que coisa mais linda,' or 'what a beautiful thing.' The delivery feels soft, admiring and affectionate, like a genuine reaction to something lovely. It lands as sweet rather than loud, giving a small moment of delight without turning it into a joke.