DESPERATE HOUSEWIVES - "Color and Light" - Gabrielle revisits her past when old friends come to town, Morty (guest star Bob Newhart) helps Susan out of a jam, and the Scavos learn more about the new neighbors, on "Desperate Housewives," SUNDAY, NOVEMBER 13th (9:00-10:01 p.m., ET) on the ABC Television Network. (ABC/DANNY FELD) TERI HATCHER