Once Upon a Time Sneak Peek: The Wicked Witch Warns Snow White, 'Your Baby Will Be Mine'

Well, this is a helluva prenatal check-up.

This week on ABC’s Once Upon a Time, in flashback we see The Wicked Witch reveal her endgame as it pertains to Snow White’s unborn baby — and TVLine has an exclusive sneak peek at the chilling encounter.

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In the episode “A Curious Thing” (airing Sunday at 8/7c), in The Fairy Tale Land That Was, Snow and Charming will go in search of Good Witch Glinda (played by Sunny Mabrey) to see if she can help them defeat Zelena — perhaps once they get wind of what goes down in the clip below.

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Elsewhere in the hour, the curse that will ultimately send the Fairy Tale characters back to Storybrooke is cast — but from an unlikely source — while in Storybroke, Zelena threatens to kill Henry if Hook doesn’t lay his lips on Emma, thus sapping the Savior of her magic.

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