The clip circulated online as a short reaction sound built around Cardi B's distinctive delivery and public persona, which blends humor with direct call outs. As the phrase that's suspicious was shared across TikTok, edits and meme pages, it became shorthand for doubt that anyone could understand without context. Its brevity helped it spread, because the whole joke arrives in under a second and can be reused over unrelated footage. It remains popular for moments of side eye, fake stories and reveals where the creator wants the audience to question what happened.