"Tron Legacy" arrives in theaters on December 17, more than eight months from now, but that doesn't mean it's too early to start talking about a sequel. Though most blockbusters open to the public with backroom sequel discussions already well under way, Disney's revelation that a sequel to the 3-D sci-fi adventure is revving up is an unprecedented show of confidence.
"Legacy" scribes Edward Kitsis and Adam Horowitz, who are about to wrap up their work on the sixth and final season of "Lost" as writers/ executive producers, have started work on a follow-up to the December release
