Police sirens have been a staple sound effect in film, television and games for decades, used to signal law enforcement arriving off screen without showing a vehicle. The passing version became popular on soundboards and in meme edits because the rising volume and falling pitch tell a complete mini story in under ten seconds. Creators reuse it for fake arrests, exaggerated reactions to minor rule breaking, and edits of the popular ta vindo a policia joke, where the siren implies trouble is coming for someone who has just been caught.