By Brandy McDonnellA version of this story appears in the Sunday Life section of The Oklahoman.Cinematic full circleTulsa artist Joe Cappa brings creepy cartoon 'Ghost Dogs' to hometown for Sundance Film Festival showcaseFueled by recurring dreams of being trapped in a haunted house, Joe Cappa had an idea for a short film so compelling he actually learned traditional cel animation to create it."I've never been so sure about an idea in my life," said the Denver-based artist and filmmaker.Read more on NewsOK.com