C-3PO is the golden protocol droid from Star Wars, first introduced in the original 1977 film and performed by Anthony Daniels, whose worried, formal delivery made the character instantly recognisable. His panicked reactions became a running joke across the saga, as the droid often voices the fear the heroes try to hide. Online, short clips of his screams were lifted for reaction videos, gaming montages and meme edits, where his robotic alarm works even without context. That familiarity keeps the sound useful today, especially for creators who want a quick, recognisable burst of comic panic.