The FROZEN Family is back in an all new LEGO adventure on a journey to find the #FrozenNorthernLights. You can watch the official trailer (which features a Defying Gravity pun!) above. LEGO Frozen Northern Lights is a new collection of animated shorts featuring Anna, Elsa, Olaf, Kristoff and Sven on an adventure to restore the glimmer of the Northern Lights, which are barely visible from the kingdom of Arendelle. Frozen Northern Lights airs December 9th at 8PM on the Disney Channel.