World Orchestra - Backstage

World Orchestra Live in Gdańsk Solidarity of Arts Festival Polska Filharmonia Baltycka im. Music Producer -- Grzech Piotrowski Concert Director -- Krzysztof Materna Concert Producer -- Maciej Partyka Concert Scenario -- Krzysztof Materna , Grzech Piotrowski World Orchestra Manager -- Paulina Piotrowska Making off “ World Orchestra Backstage“ : Jan Witkiewicz -- camera Grzech Piotrowski -- film editing Music “One World“ by Grzech Piotrow