Limited Edition Three Track Single. The Spanish Pop/Rock Band Are Accompanied by Jota from Los Planetas. "la Calle Del Carmen" Turns Into a Pleasing Stroll Down the Street Where Each of Us Walk Through at Least Once in Our Lives. The Single Closes with "en Un Mundo Mejor", an Introspective Sad Song with Guitars and Flute that Narrates the Ending to a Story.