Profesor Rossa is a well-known Chilean television character created and performed by Iván Arenas, famous for mixing education with broad comedy and direct, down-to-earth language. The phrase explicame po weon uses everyday Chilean slang, which is why it travelled so easily beyond its original television audience. Shared as a short soundboard clip, it became a handy reaction for moments of confusion, impatience or disbelief, especially among Chilean and Latin American viewers who recognise both the character and the expression instantly. Its appeal lies in that cultural familiarity and its blunt, relatable demand for clarity.