Calle 13 is a duo of step-brothers René Pérez Joglar (on the left) and Eduardo José Cabra Martínez. courtesy of the artist hide caption

itoggle caption courtesy of the artist

People celebrate in Copiapo after the start of the rescue operation at the San Jose mine on October 12, 2010. Celebrations and media mayhem erupted in Chile Wednesday as the first of 33 men trapped underground for 10 weeks triumphantly returned to the surface in a landmark rescue operation. Claudio Santana/AFP / Getty Images hide caption

itoggle caption Claudio Santana/AFP / Getty Images