Clips labelled with Estela Núñez borrow the name of the well-known Mexican singer, but this short hola circulates online mainly as a standalone greeting rather than as a song excerpt. Shared on soundboards and in Spanish-language chats, it has become a quick way to announce yourself without recording a new voice note. Its appeal is its simplicity: one familiar Spanish word, delivered warmly, that Spanish speakers and meme editors alike instantly understand, which helps it travel across messaging apps, short videos and reaction edits.