We're not sure what Will did but it definitely looks as though David is placing him under arrest. That's one way to make an impression on the residents of Storybrooke.
Long before he became a prince, David had long hair when he met Anna on Once Upon a Time. "White Out" is the second episode of the show's fourth season.
The new addition certainly makes this one big happy family. We can only hope it will last but we're certain there must be another twist headed their way.
