THE ONE WHERE GREG SHAPES UPThe third laugh-out-loud, fully-illustrated Diary of a Wimpy Kid book from #1 international bestselling author Jeff Kinney! A global phenomenon with 300 million copies of the series sold worldwide! Greg Heffley's dad is on a mission! He's decided it's time for this wimpy kid to become, well, less wimpy and has planned lots of "manly" activities for him and his son.Greg somehow manages to find ways to get out of most of them, but when his dad threatens to send him to a military academy, Greg realises he's going to have to somehow shape up ... or get shipped out!WHAT'S IN DIARY OF A WIMPY KID?50% words, 50% cartoons, 100% hilarious!Stories that all readers can't wait to get their hands onLaughter guaranteed!LOOK OUT FOR:Rowley Jefferson’s Awesome Friendly Spooky Stories 2 in August 2026!Diary of a Wimpy Kid: Fight or Flight (Book 21) in October 2026!Have you read all the DIARY OF A WIMPY KID series?Diary of a Wimpy KidDiary of a Wimpy Kid: Roderick RulesDiary of a Wimpy Kid: The Last StrawDiary of a Wimpy Kid: Dog DaysDiary of a Wimpy Kid: The Ugly TruthDiary of a Wimpy Kid: Cabin FeverDiary of a Wimpy Kid: The Third WheelDiary of a Wimpy Kid: Hard LuckDiary of a Wimpy Kid: The Long HaulDiary of a Wimpy Kid: Old SchoolDiary of a Wimpy Kid: Double DownDiary of a Wimpy Kid: The GetawayDiary of a Wimpy Kid: The MeltdownDiary of a Wimpy Kid: Wrecking BallDiary of a Wimpy Kid: The Deep EndDiary of a Wimpy Kid: Big ShotDiary of a Wimpy Kid: Diper OverlodeDiary of a Wimpy Kid: No BrainerDiary of a Wimpy Kid: Hot MessDiary of a Wimpy Kid: Partypooper