Place it as the final beat of a fail edit, after the action has fully played out. For a darker follow-up, let Hello Darkness My Old Friend take over once it ends, or lead in with Ba Dum Tss Drum Sting just before the reveal for a double ending.
About this sound
This seven-second musical sting is the closing cue paired with the on-screen Directed by Robert B. Weide credit. Its bright, jaunty melody turns a sudden mishap into something playful and knowingly over-dramatic, as if an ordinary blunder deserved a formal sitcom sign-off. It comes from the end credits of Curb Your Enthusiasm, where the card and music close each episode.