The mediation between Conchalí Big band and Paine Youth Orchestra was part of the mediations organized by the program Santiago es Mio. In the project the interaction of both groups was consolidated through the interpretation of a common repertoire specially arranged for the format of a, grou agrupacione. both sobon youth orchestras. The project was attended by Gerhard Morninwheg, director of Conchalí Big band, René Silva, conductor of Paine and Emilio Bascuñán, producer and arranger of the repertoire.