Place it right after the failed answer or forgotten line, then follow it with the Wrong Answer Game Show sound for the miss and Nelson's Ha-Ha! for the teasing that follows, keeping the blank moment as the centre of the gag.
Sobre este som
This is a short 1.7-second comic sound for a brain fart moment, the kind of blank pause when a thought slips away mid-sentence. It lands as silly and awkward, turning a forgotten word into a shared laugh instead of an embarrassing stall.