Disney Channel will extend the reach of its Frozen franchise with the development of new animated shorts from the Lego Group.

Along with four new animated Lego shorts to debut this fall, the new Frozen Northern Lights franchise extension will feature a collection of books and digital offerings. Northern Lights will feature the characters of Anna, Elsa, Olaf, Kristof, Sven as they travel on adventure to restore the glimmer of the Northern Lights, according to Disney.  

"Natural phenomenon meets cultural phenomenon in this all new story, 'Frozen Northern Lights,'" said Andrew Sugerman, executive vice president, Disney Publishing Worldwide. "We're excited to share this new adventure and offer fans great new ways to connect with their favorite characters thanks to a host of related books, digital games and activities."