The Last Straw was published by Amulet Books in 2009. Greg’s father Frank, frustrated by his son’s laziness and irresponsibility, threatens to send him to Spag Union Military Academy unless Greg demonstrates improvement. Greg’s attempts to prove his maturity — joining a soccer team, helping around the house — inevitably backfire, and the gap between his self-image and his actual behavior widens.
The novel develops Greg’s relationship with his father (previously a background figure) and introduces the recurring series theme of generational disconnect: Frank’s values (physical toughness, outdoor activity, self-reliance) are incomprehensible to Greg, whose world is indoor, digital, and social-media-adjacent.
Collecting The Last Straw
First edition (Amulet Books, New York, 2009): Hardcover with illustrated boards.
Market values:
- First edition, first printing: $30–$75
- Later printings: $5–$15
Projected values (2026–2036): Moderate appreciation. First printings of early series entries are increasingly scarce as copies are read to pieces by young readers.
The Father-Son Dynamic
Frank Heffley represents the bewildered modern father: he can see that his son is heading in a bad direction but has no tools to address it beyond threats. The military academy gambit — a bluff Greg eventually sees through — captures the helplessness of parents who grew up in a different world. Kinney draws this dynamic with more empathy than Greg’s narration suggests.
Frequently Asked Questions
What order should you read Diary of a Wimpy Kid? The books are best read in publication order, starting with Diary of a Wimpy Kid (2007). While each is self-contained, running jokes, character development, and Greg’s slow progression through middle school make sequential reading more rewarding.