Atlanta-based writer-director unleashes 'Buddy' on audiences

ATLANTA - He’s the big orange unicorn that’s been charming children for decades. But Buddy isn’t happy. And when Buddy isn’t happy … you better watch your back! Casper Kelly’s Sundance horror hit "Buddy" opens in theaters nationwide next Friday, Aug. 28, from Roadside Attractions and Saban Films. The film stars Emmy Award winner Cristin Milioti ("The Penguin"), Delaney Quinn, Topher Grace and…