MARY MARGARET TEAMS WITH LEROY TO HELP THE STORYBROOKE NUNS SELL CANDLES DURING THE TOWN FESTIVAL, BUT FEELS THAT HE HAS OFFERED MORE THEN HE CAN DELIVER, AND GRUMPY FALLS IN LOVE WITH A BEAUTIFUL FAIRY, ON ABC'S "ONCE UPON A TIME"

Amy Acker ("Angel") Guest Stars as Astrid/Nova

Emilie de Ravin ("Lost") Guest Stars as Belle

"Dreamy" - Unlikely allies Mary Margaret and Leroy team together for a good cause to help the Storybrooke nuns sell their candles during the town's Miner's Day festival. But Leroy makes a promise to a nun, Astrid, that he may not be able to keep; and Emma looks into the mysterious disappearance of David's wife, Kathryn. Meanwhile, in the fairytale land that was, Grumpy finds forbidden love with beautiful but clumsy fairy Nova, on "Once Upon a Time," SUNDAY, MARCH 4 (8:00-9:00 p.m., ET) on the ABC Television Network.

"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.

Guest starring are Lee Arenberg as Leroy/Grumpy/Dreamy, Meghan Ory as Ruby/Red Riding Hood, Giancarlo Esposito as Sidney/Magic Mirror, Keegan Connor Tracy as Mother Superior/Blue Fairy, Amy Acker as Astrid/Nova, Emilie de Ravin as Belle, Beverley Elliott as Granny, Geoff Gustafson as Stealthy, David-Paul Grove as Doc, Gabe Khouth as Mr. Clark/Sneezy, Faustino Di Bauda as Sleepy, Jeffrey Kaiser as Dopey, Michael Coleman as Happy, Mig Macario as Bashful, Ken Kramer as Bossy, Richard Ian Cox as Watchy, Michael Rinaldi as helper dwarf, Paul Chevreau as skinny man and Elizabeth McCarthy as rotund wife.

"Dreamy" was written by Edward Kitsis & Adam Horowitz and directed by David Solomon.

"Once Upon a Time" is broadcast in 720 Progressive (720P), ABC's selected HDTV format with a 5.1 channel surround sound. A TV parental guideline will be assigned closer to the airdate.

For more information on "Once Upon a Time," visit ABC.com/Once