Old people are so hot right now. After the success of "The Best Exotic Marigold Hotel," Fox Searchlight is awaiting a treatment for a sequel from original screenwriter Ol Parker. Vulture reports that the original cast is keen on boarding a second film and make the case for why comic book stories aren't the only ones worthy of sequels: "There's green in gray." Both "Marigold" and "Reds" made huge profits off their relatively modest budgets ($130 million worldwide B.O.