The exact origin of Pheobo Underwater is unclear, as it appeared as a user-uploaded clip on a soundboard with no credited source. Short underwater-gurgle sounds like this circulate widely as meme inserts, valued for their instant visual punch without needing dialogue. With only a couple seconds of audio, it fits fast-paced edits on short-form video platforms where drowning jokes, fail compilations and exaggerated reactions thrive. Its appeal comes from versatility rather than a known catchphrase or character.