Place it at the exact frame of the reveal in your edit, before any commentary resumes. Follow it with the huh ceeday clip for a second confused beat, or precede it with sudden suspense to build toward the reveal.
Über diesen Sound
A two-second voice clip of a man blurting out 'What the shit' in flat disbelief, the words tumbling out as one baffled reaction. It gives a listener that stunned, half-laughing feeling of seeing something so wrong or unexpected that a polite response is not even an option.