Try not to panic, but we're pretty sure that somewhere, poor Kristen Bell is running around completely voiceless. How else can you explain that Once Upon a Time's new "Anna," Elizabeth Lail has her EXACT SAME VOICE?!

Clearly, she pulled an Ursula and it. Is. Creepy. Amazing, but...creepy.

A week before it airs, ABC held a screening of Once's season four premiere, which is titled "A Tale of Two Sisters," for the cast, crew, fans, press and ABC suits.

Have to admit, I was hesitant about how this whole Frozen thing would go over, since it seems too soon since the movie's release to be delving into that world on TV, but the episode is thoroughly entertaining and there were more than a few twists and turns to get excited about.

Without giving too much away, here's what you need to know: