Place it at the end of a lights-out gag, then follow it with the game show buzzer when the clap fails to work, or open with a bruh after someone tries the trick in the wrong room.
关于此声音
This 4-second clip pairs two sharp handclaps with a bright, sing-song voice repeating the Clapper's on-off catchphrase. It feels cheerful, nostalgic and instantly familiar, like a household gadget advert stuck in your head. It comes from the television commercial for The Clapper, the plug-in switch that turned lamps on and off when you clapped.