Disney's Frozen franchise has become a cultural juggernaut, with its empowering anthems, sisterly bonds, and that earworm "Let It Go" turning Elsa into an icon of self-acceptance. But rewind the clock ...

In the more than 80 years that Walt Disney Animation Studios has been making feature films, the only movie that has grossed more money at the global box office than Frozen is its own sequel. Frozen ...