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

In the luscious "Zingareio," Brazilian singer Pedro Moraes gets an assist from diva diehard Alcione. courtesy of the artist hide caption

itoggle caption courtesy of the artist