"La Camisa Negra" tells the story of a love affair that has ended, with the singer bitterly wearing a black shirt as a symbol of mourning, perhaps even for his own emotional demise. The lyrics, while sad, are deliberately contrasted with a cheerful melody, creating a unique dissonance. This Colombian rock song by Juanes, from his album Mi Sangre, uses double meanings and enjambment to add layers of nuance to its narrative of heartbreak. Playing it means channeling that complex mix of grief and a defiant, almost playful, presentation of sorrow.