The phrase comes from Peruvian online humor, where short Spanish voice notes are shared widely through WhatsApp and social media and reused far beyond their first context. Quien esta fumando spread because the line works as a complete joke on its own, needing no setup beyond smoke, secrecy or a guilty expression. The added Peruvian slang in its tags signals its local chat culture roots, while the simple question translates easily for Spanish speakers elsewhere, keeping it in circulation as a reaction clip.