A FULL SCALE WAR ERUPTS BETWEEN BREE AND EDIE, ON ABC'S "DESPERATE HOUSEWIVES"

"Mother Said" � Adele Delfino, Susan's mother-in-law, arrives for a visit, Carlos and Gaby find out their tenant, Ellie, has a dark secret, and a full scale war erupts between Bree and Edie, on Desperate Housewives," SUNDAY, MAY 11 (9:00-10:02 p.m., ET) on the ABC Television Network.

"Desperate Housewives" stars Teri Hatcher as Susan Mayer, Felicity Huffman as Lynette Scavo, Marcia Cross as Bree Hodge, Eva Longoria Parker as Gabrielle Solis, Nicollette Sheridan as Edie Britt, Brenda Strong as Mary Alice Young, James Denton as Mike Delfino, Doug Savant as Tom Scavo, Ricardo Antonio Chavira as Carlos Solis, Andrea Bowen as Julie Mayer, Shawn Pyfrom as Andrew Van De Kamp, Joy Lauren as Danielle Van De Kamp, Rachel Fox as Kayla Huntington, Kyle MacLachlan as Orson Hodge, Dana Delany as Katherine Mayfair, Lyndsy Fonseca as Dylan Mayfair, Zane Huett as Parker Scavo and Brent and Shane Kinsman as Porter and Preston Scavo.

Guest starring Celia Weston as Adele Delfino, Gary Cole as Wayne Davis, Justine Bateman as Ellie Leonard, Kathryn Joosten as Karen McCluskey, Peter Birkenhead as Dr. Joshua Dolan, Steve Kramer as Detective Hewitt, Colleen McGrann as Lauren Baxter, Rick Otto as Det. Paul Bullock, Amy Chaffee as Keri and Hailee Denham as young Dylan.

"Mother Said" was directed by David Warren and written by Chuck Ranberg & Anne Flett-Giordano.

"Desperate Housewives" is broadcast in 720 Progressive (720P), ABC's selected HDTV format, with 5.1-channel surround sound and Spanish audio via SAP. A TV parental guideline will be posted closer to airdate.

This episode of "Desperate Housewives" will be available on ABC.com the day after airing on the network for users to watch online.