Sony will have 20 video games and 10 films on sale in September for <A HREF="http://news.zdnet.com/2100-1040_22-5754105.html?tag=zdnn.alert">the European launch of the PlayStation Portable.</A> The company has already sold 100,000 prerecorded movies around the world. The European launch of Sony's new gadget, which plays video games, movies and music, was initially scheduled for the spring, but was pushed back by six months because of supply shortages. The PSP, better known as a device for playing video games than movies, is already on sale in Japan and the United States.