'‘Once Upon A Time’ Season 6 Spoilers: Redhead Mermaid Is Back; Will Hook Save Emma From Prophesied Demise?

The second half of “Once Upon a Time” Season 6 will be returning with the well-loved character and Snow White’s ally --- Ariel (JoAnna Garcia Swisher) alongside teaming up with other Disney princesses to face daunting challenge ahead of all of them in the wish realm.

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