Bad Piggies launched in 2012 from Rovio as a spinoff of Angry Birds, flipping the story to the green pigs who build shaky vehicles to steal eggs. Their squeals and fear noises became part of the game's charm, reacting whenever a build wobbled or fell apart. Clips of those pig sounds later spread to soundboards and short video edits, where this fear scream survived as a standalone reaction. It remains popular because the panic is universal and needs no context from the game to understand.