The origin of this clip is unknown, and its title appears to be a random keyboard smash rather than a reference to a film, show or named character. Sounds like this spread through soundboards and short video edits because the gibberish works in almost any context where a normal reaction would be too specific. It remains in use as a filler for speechless, overwhelmed or deliberately nonsensical moments, especially in meme compilations and reaction videos where the joke depends on having no real response at all.