Berliners are unfriendly and grumpy? With a little help from the outside this can be changed! Dot ze German hopped on a suburban train and tried to connect... BTW, the gentleman in the white suit in the very first scene turned out to be Norbert Losch, who had leading parts in two movies of the legendary comedian Helge Schneider. Undercover Collaborators: Stefan Chilla and Nic Martens; Hidden Camera: Claudia Rauch; Improvisation: Dörthe Eickelberg