DESPERATE HOUSEWIVES - "Mother Said" - The housewives excommunicate Edie from the neighborhood, on Desperate Housewives," SUNDAY, MAY 11 (9:00-10:02 p.m., ET) on the ABC Television Network. (ABC/DANNY FELD) EVA LONGORIA PARKER, TERI HATCHER, MARCIA CROSS, FELICITY HUFFMAN