Did you know that Agatha Christie is the best-selling fiction writer of all time, with over two billion copies sold? Her works, including classics like "Murder on the Orient Express" and "And Then There Were None," have captivated readers for decades with their intricate plots and unforgettable characters. If you're in the mood for a gripping mystery, why not dive into one of her novels? Whether you're a seasoned fan or a newcomer to her stories, Christie's timeless detective tales are sure to keep you on the edge of your seat. What's your favorite Agatha Christie book?