Once Upon A Time - Season 3 Episode 20 - Video Preview - Kansas

Watch the video preview of Once Upon a Time Season 3 Episode 20: "Kansas" on ABC.

There's be a royal baby on the way! And Dorothy is finally here.

The people of Storybrooke unite together to protect the child of Snow White and Prince Charming.

Watch the video below:

Read our recap of tonight's episode "A Curious Thing" here.