Place it as the punchline right after the mistake is shown, then follow it with the sad violin for a drawn-out dramatic finish. For a quiz or challenge fail, put the wrong answer sound first and let this line answer it.
About this sound
This is a short spoken line lasting about 2.6 seconds, delivered in a flat, resigned voice that says the speaker is a piece of garbage. It lands as funny and awkward at once, turning a small failure into a joke before anyone else can point it out, and it works best as a quick self-roast rather than a serious insult.