"Perfídia" is a popular song sung by Luis Miguel. It was composed in the key of C minor, originally written in Spanish by Alberto Domínguez. However, it gained widespread recognition when English lyrics were added by Milton Leeds. The song tells the story of love and betrayal, with the title translating to "Betrayal" in English. "Perfídia" has become one of Luis Miguel's signature songs and has been covered by various artists over the years. The melody features a smooth and melancholic tone, accompanied by lush orchestration, highlighting Luis Miguel's exceptional vocal range and emotional delivery.