Put it immediately after the failed line in your edit, then follow it with Fail Sound Meme to underline the flop, and bring in Clapping once the crowd reacts, so the sequence moves from the failed line to the reaction without losing the beat.
이 사운드에 대해
Tishina is an eight-second clip titled with the Russian word for silence and credited to Strix, presenting that idea as a short standalone sound. It gives a listener an uncomfortable, expectant feeling, as if everyone in the room is holding their breath for what will be said next, and it works best when that held breath is the point.