Once Upon a Time: A Tale of Two Sisters Season 4, Ep 1
Elsa arrives in Storybrooke. Regina tries to deal with the reappearance of Marian, previously thought dead by Robin Hood. Belle and Rumple find a vacant but well-appointed mansion in which to honeymoon, and Rumple finds a curious artifact within. Flashbacks pick up shortly after the end of Frozen, with Elsa and Anna preparing for Anna's marriage to Kristoff.
Once Upon a Time: There's No Place Like Home - double ep finale Season 3, Ep 22
Emma and Hook have timey-wimey adventures while trying to avoid changing the future. The latest member of the Charming family has arrived and is waiting for a name. Love takes a killing blow and there's a new kid in town. [more inside]