DESPERATE HOUSEWIVES - "Don't Walk on the Grass" - Rules were made to be broken, on ABC's "Desperate Housewives," SUNDAY, NOVEMBER 1 (9:00-10:01 p.m., ET). Bree begins to fall for Karl and drifts further from Orson; Katherine continues her sad attempts at seducing Mike, as her conflict with Susan grows; Gaby gets Juanita expelled from school; Lynette learns Tom is cheating on his mid-term, and Angie hides the truth about her mother. (ABC/RON TOM) DANA DELANY