In prison, Emma wakes up to Leroy whisteling a familiar tune.

As Sheriff Graham deputizes Emma, the ground shakes and a giant sinkhole mysteriously appears at the edge of town. But a curious Henry’s life is placed in danger when he decides to explore the innards of the sinkhole to see if its contents can link the inhabitants of Storybrooke to the fairytale world. Meanwhile, back in the fairytale world, Jiminy Cricket yearns to leave the family business and transform into the person he wants to be, on “Once Upon a Time,” SUNDAY, NOVEMBER 27 (8:00-9:00 p.m., ET) on the ABC Television Network.

Emma Caulfield has revealed that she will guest star in an upcoming episode of Once Upon A Time.
Writing on her Twitter page, Caulfield said: “Yes, I will be reuniting with Jane Espenson and Liz Tigelaar on Once Upon A Time. Heading to [Vancouver] next week. Can’t wait…”

Caulfield is expected to play the Blind Witch from the Hansel and Gretel story in Once Upon A Time’s ninth episode.