Maybe the most controversial film heading to this month's Sundance Film Festival concerns the rape of a 12-year-old girl while Elvis Presley is heard singing in the background. "HoundDog," written and directed by Deborah Kampmeier, is already getting more advance attention than "Chapter 27," the film about Mark David Chapman murdering John Lennon. That's because the character played by 12-year-old actress Dakota Fanning, who made her mark six years ago in "I Am Sam," is raped onscreen. Kampmeier doesn't show the actual rape, but it's quite clear, from sources who've seen the film, that as scripted and directed, the scenes...