Live Twitter Chat with ONCE UPON A TIME's Jennifer Morrison Set for Tonight

Fans of ABC's new hit drama, "Once Upon a Time," will be able to submit questions and receive real-time responses from actress Jennifer Morrison (Emma Swan), who will be up on Twitter at @jenmorrisonlive, during the East and West Coast broadcasts of the show on SUNDAY, DEC. 11, from 8:00-9:00 p.m., ET/PT. Ms. Morrison will also offer commentary and behind-the-scenes anecdotes about working on the show.

On Sunday's episode, "The Heart is a Lonely Hunter," one of the town's residents begins to remember their fairytale past, and Storybrooke mourns the loss of one of their own. Meanwhile, in the fairytale world that was, the Evil Queen attempts to find a heartless assassin to murder Snow White.

ONCE UPON A TIME stars Ginnifer Goodwin as Snow White/Mary Margaret, Jennifer Morrison as Emma Swan, Robert Carlyle as Rumplestiltskin/Mr. Gold, Lana Parrilla as Evil Queen/Regina, JarEd Gilmore as Henry Mills, Josh Dallas as Prince Charming/David and Raphael Sbarge as Jiminy Cricket/Archie Hopper.

For more information on ONCE UPON A TIME visit ABC.com/Once