Little is known about the original recording behind Gulubiru, and it circulates online mainly as a standalone short clip shared between soundboards and meme edits. Its appeal comes from that anonymity and brevity, as the nonsense word can be attached to almost any awkward or random scene without needing context from a film or show. Short form creators reuse it as a filler reaction, a transition sting, and a shorthand for brain empty humor, which has kept the sound in rotation despite its tiny runtime and minimal backstory.