This is the legendary, bring-down-the-house, swooning-in-the-audience, teary-eyed performance of "El Triste" by then-21-year-old crooner José José, at a 1970 Latin American singing competition, in Mexico City. The hosting contestant came in a scandalous third place. Nonetheless, the event launched a mega-star career.
* The years haven't been good to the man, but, oh goodness, this song, this video.