Hundtricket (The Dog Trick) 2002
This is a Swedish film with English subtitles Link to imdb page: http://www.imdb.com/title/tt0268354
Alexander Skarsgård in a romantic comedy starring as Micke. There are 14 clips over at Youtube courtesy of the Skarsgard Channel. Below please find the first 4 parts. More to be added shortly. The plot of the film is of a shy but very romantic young man who tries to meet a girl by walking a borrowed dog. The trick works unbelievably well. They fall in love. This film also features the infamous shower scene.