Place it immediately after the on-screen fail in your edit, after a Roblox Oof for the impact, and before a Nope reaction when the character tries to recover and fails again in the next beat.
關於此聲音
This is a 1.5-second clip of Susie laughing out loud, a single burst of character voice with no words. It feels funny and a little mean in a playful way, like a friend teasing you after a dumb mistake. The clip comes from Deltarune, where Susie is one of the main party members.