"Los Malaventurados No Lloran" (English: Unhappy Boys Don't Cry) is a rock song by the Mexican Avanzada Regia band Panda. It was released in March 2007 as the second single from the band's fourth album, Amantes Sunt Amentes. The song reached the MTV TRL in Latin America, known as Los 10+ Pedidos, where it peaked at number one. The song was written by José Madero, the vocalist of the band.