With Frozen 2 now playing in theaters, I recently sat down with Kristen Bell to talk about making the highly anticipated sequel. During the wide-ranging conversation, Bell revealed when she knew they were going to make the film, how the film originally opened with a different song and why it was changed, what it will take to get the cast to perform all the Frozen music on tour, how the film pushes away from the norm by not having a “villain” and instead features the main characters grappling with their own growth and change, why the film is an …