For most of the last decade, my husband, Fred Grandy, has earned his living as a news/talk morning radio host in Washington, D.C. For most of the last year, he has hosted The Grandy Group, a morning drive-time show covering politics, foreign policy, and pop culture, along with the usual regional and local stories that make up any given day’s news. (snip) Then I joined the show. Under the pseudonym of Mrs. Fred, I began harmlessly enough. I would show up every Friday at 8 a.m. and talk family and domestic stuff: raising a daughter in college, road rage in...