Preview new Frozen Northern Lights animated shorts and more! Disney today announced Frozen Northern Lights, an original story from the kingdom of Arendelle spanning a collection of books, animated shorts from the LEGO Group and new digital extensions. Beginning in July, Frozen fans can follow Anna, Elsa, Olaf, Kristoff and Sven on an epic adventure to restore the glimmer of the Northern Lights. Check out photos in the gallery as well as a video interview with Olaf voice artist Josh Gad below! “Natural phenomenon meets cultural phenomenon in this all new story, ‘Frozen Northern Lights,'” said Andrew Sugerman, executive vice president, Disney Publishing Worldwide.