If I was a studio executive tasked with launching a horror franchise, one of the first people I'd turn to would be Roy Lee, the It producer who was also responsible for Hollywood's J-horror craze, having helped Japanese producer Taka Ichise bring The Ring and The Grudge franchises to American audiences. Well, Orion Pictures is doing just that, as the studio behind the recent Child's Play remake is partnering with Lee's Vertigo Entertainment and Ichise to develop a movie based on the creepy viral sensation known as Momo. Momo is actually a sculpture called "Mother …