Place this clip at the exact cut where a plan collapses in your edit, preceded by an error sound to set up the mistake, then follow it with a vine boom for the final reveal that nothing worked as intended at all.
關於此聲音
The clip is a 1.1-second burst of a person blurting the garbled exclamation 'Eahoughw,' a tangled shout with no clear words behind it. It lands as pure bewilderment, the sound of a brain short-circuiting mid-sentence, which makes listeners laugh at how completely sense has fallen apart in a single breath.