Disney made a slew of announcements during its annual Investor's Day presentation, including the bombshell that Hayden Christensen will return as Annakin Skywalker. Lando returns: Aside from The Mandalorian spin-offs, one of the most intriguing new shows is an event series following Lando Calrissian Lando: Justin Simien is developing the story, though it wasn't confirmed if Billy Dee Williams, who …