If there were an Emmy category for stand-up comedy on C-SPAN, she would be this year's odds-on favorite. Cedric the Entertainer, who had expected to follow the prez for the evening's laughs, knew he was in trouble long before Laura sat down. Her sallies were stingers, with references to her husband as "Mr. Excitement," in bed by 9 o'clock, and to herself and Lynn Cheney and Karen Hughes as "desperate housewives" who sneak out to watch the Chippendales (male strippers) for post-9 o'clock thrills. "I wouldn't even mention it," she said, "except that Ruth Ginsburg and Sandra Day O'Connor saw...