In 'Hard Luck,' Greg Heffley's world is turned upside down when his best friend, Rowley Jefferson, ditches him for a girlfriend. Suddenly on his own, Greg struggles to navigate the treacherous landscape of middle school friendships. Desperate for guidance, he leaves his big decisions up to a Magic 8-Ball, with hilarious and disastrous results. Will Greg find a new best friend, or will he learn that some things are more important than luck? Join Greg on his comical journey of self-discovery and friendship challenges in this beloved installment by Jeff Kinney.