The book's publisher, HarperCollins imprint William Morrow, denies that McCormick will reveal an affair with Plumb.
She also penned an autobiography, The Way I See It: A Look Back at My Life on Little House 2010 , and participated in a Little House cast reunion on the Today show in 2014.
So she keeps all that sadness to herself and turns outward to others to make them happy.
In 1984, Sara took the last name Gilbert for , her mother's first husband.
Still, we're so titillated by any misbehavior of the Brady kids.