It was a day that went from bad to worse. Just fired from her job and besieged by hysterical phone calls from her mother, Shelby Pratt has locked her keys in the car, capping off the lousy week that began with her grandmother breaking her hip. Collapsing in tears on the curb, she's infuriated when Gwen Lawford, one of the women who just got her fired, stops to offer help.