The slat overspeed aural warning is a real cockpit alert fitted to McDonnell Douglas MD-80 and MD-90 series airliners, designed to warn the crew when the aircraft exceeds the maximum speed allowed with leading-edge slats extended. The sound reached a wider audience through flight simulator add-ons and cockpit videos shared by aviation enthusiasts, where its urgent tone made it a favourite for dramatic edits. It remains in use today among flight sim creators and aviation meme pages who want an authentic piece of airliner cockpit audio.