This sound is built around a well-known Babalu line that has kept circulating in Filipino online spaces as a fast reaction clip. Babalu was a recognizable Filipino comedian, and short quotes from his performances have stayed popular because they are easy to understand even in very short edits. “Hindi totoo yan” remains useful because it delivers disbelief in under two seconds, making it a natural fit for meme videos, messenger voice replies and soundboard-style reactions.