New York, NY (August 3, 2016) -- Harry Potter and the Cursed Child Parts One and Two script book, the eighth Harry Potter story by J.K. Rowling, John Tiffany, and Jack Thorne, published in the U.S. and Canada by Scholastic, hit bookstores nationwide at 12:01 a.m. on July 31, 2016. Retailer reports estimate that Scholastic has sold more than 2 million copies in North America in the first two days of sales, unprecedented for a script book.