The falling bomb whistle is a long-running staple of cartoon and slapstick comedy sound design, where a descending whistle followed by an explosion instantly tells the audience that disaster is on its way. Because the effect is so simple and instantly readable, it moved naturally into online video, gaming clips, and meme edits, where creators use it to exaggerate a fail, a drop, or a plan going wrong. Its staying power comes from that instant recognition: viewers hear the first second of the whistle and already expect the blast, which makes the timing of the joke work without dialogue.