Place it as the payoff after the setup line in an edit, then follow it with a game show buzzer for the failed boast and a short laugh to close the scene.
About this sound
This clip delivers the Korean phrase '랄로 못년담' as a brief spoken line lasting just over three seconds, with a direct delivery that lands quickly. It feels blunt and playful, the kind of line that makes a bold statement sound even bolder, and it works best as a short reaction rather than a long explanation.