Put this clip at the end of a short fail sequence, after the Game Show Buzzer for the mistake and before the Bruh Sound Effect for the reaction, so the beats move from error to disbelief in one quick run.
About this sound
A single voice says 'tei' in about a second, with a clipped delivery that cuts off almost as soon as it starts. It feels sudden and a little silly, like a small verbal jab that catches a listener off guard. That brevity gives it a snappy comic edge, making an abrupt moment feel sharper without needing a longer reaction.