Klappkampen

Klappkampen ("The Christmas-Present Struggle") was the 2008 edition of Sveriges Radio's Christmas Calendar. The characters are the same as in "Skägget i brevlådan", the 2008 Sveriges Television's Christmas calendar, but with a different story.
Plot.
Three friends, Klas, Lage and Renée live in a flat where Renée has a workshop for inventions. When Christmas approaches, Klas is asked by his brother Lage to buy a Christmas present for their mother. Having no money, he instead asks his sister Renée to build some inventions.