The Sour Files have returned! After the much lauded success of Sour Solution II, Gustav Tønnesen is editing these weekly episodes to show what went on behind the scenes. Enjoy episode one. Subscribe to TransWorld’s YouTube: http://twskate.co/gz8nsr Follow TWS for the latest: Daily videos, photos and more: http://skateboarding.transworld.net/ Like TransWorld SKATEboarding on Facebook: https://www.facebook.com/TransWorldSkate Follow TransWorldSKATE on Instagram: https://instagram.com/transworldskate/