Place it at the reveal itself in reaction edits, after the mistake is fully visible. Follow it with a vine boom sound effect for a bigger absurd moment, or swap in an anime wow sound effect when the reveal is impressive instead of wrong.
关于此声音
A man blurts out “oh hell naw man, wtf man” in a stunned, disgusted voice across roughly eleven seconds. The outburst feels immediate and unfiltered, landing as funny disbelief rather than real anger. It carries confusion and outright rejection in one go, which is why the reaction reads clearly even without any visual context to explain it.