The residents of Storybrooke were faced with a Tiny problem on the latest episode of Once Upon a Time.

Next Sunday, meanwhile, viewers should prepare themselves for what the following promo dubs as "the biggest bombshell yet."

The episode (titled "Mahattan") will center on Emme, Henry and Mr. Gold's search for Bae in New York, while Cora and Regina and Hook scheme against Rumplestiltskin back home.

What kind of shock might fans be in for on this Once Upon a Time Season 2 installment? Let the theories fly and check out the ABC teaser now:

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.