Put it at the end of a short setup showing the clueless claim, so it works as the payoff, then follow it with Vine Boom for extra impact. If the coarse words need softening in a wider edit, place Censor Beep over the strongest part before the next scene.
About this sound
This is a roughly nine-second Russian voice clip of a man shouting the confrontational phrase 'slysh ty, tumba yumba' with coarse language, pushed through heavy bass boost that makes every syllable thick, distorted and shaking. It feels aggressive and absurd at once, like a joke insult delivered far too loudly, and lands as a startling, funny put-down rather than a calm line.