WATCH: Kristen Bell Sings "Do You Wanna Build a Snowman" in All of Anna's Voices!



This is SO COOL! Kristen Bell, the voice of Anna from Frozen, performed "Do You Wanna Build a Snowman?" for a live audience and get this: She did it in all three of Anna's voices. She goes from child to teen to full-grown Anna in just a matter of minutes!

Watch the must-see video below and then tell us in the comments: What's YOUR favorite song from the movie? Find out what your fave song says about your personality HERE!

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