Place it at the exact frame the fail becomes clear, then follow with Bruh for a second reaction beat. For a longer gag chain, let Emotional Damage close the sequence after this clip sets up the loss in your edit timeline.
About this sound
This clip is a brief, drooping sad sound lasting just over one second, made to mark a small loss or letdown. It lands as pitiful rather than serious, turning a minor Roblox-style fail into a joke about disappointment. The quick hit of gloom feels funny because the reaction is bigger than the moment deserves.