Place it as the closing beat of a short edit, right after the judgement or criticism appears on screen. Follow it with a Yeah Reaction to confirm the decision, then cut to your next scene without adding an explanation.
关于此声音
This is a short excerpt of Thalía singing the chorus of '¿A quién le importa?', the Spanish pop hit about ignoring other people's opinions. Her bright, confident delivery makes it feel bold, carefree and deliberately unbothered, perfect for brushing off judgement with a smile. It comes from her well-known cover of the song, turning a pointed question into a defiant pop statement.