Place it immediately after the confident claim in your edit, then follow it with the wrong answer buzzer for a clear payoff. If the edit needs a stronger finish, add Nelson's laugh after the buzzer instead of stacking both reactions at once.
Sobre este som
This is a short spoken Portuguese reaction clip, lasting about four seconds, built around the phrase that Deric does not know as much as he suggests. The delivery feels dry and teasing, with a light sceptical edge that makes the line land as a friendly correction rather than an insult.