CNN reports that Prince Harry's memoir sold over 1.4 million copies on the first day it hit shelves, Jan. 10. Paper, audio and electronic versions of the book were included in the bumper sales in America, Canada and the U.K. 'Spare' publisher Penguin Random House issued a statement on Jan. 11. "The first full day of sales of Spare represents the largest first-day sales total for any nonfiction book ever published by Penguin Random House, the world's largest trade publisher." Penguin Random House, via statement.