It’s Greg Heffley’s birthday, and you’re invited. But you’ll never guess the shocking surprise his family has in store for him this year.

When Greg’s epic party plans start to unravel, he holds out hope for his one birthday wish—a rare trading card that’s worth a fortune. 

Will Greg’s birthday dreams come true? Or will he learn that you have to be careful what you wish for?

This special deluxe collector’s edition of Partypooper is the ultimate gift for fans of all ages. Featuring eye‑catching confetti‑flecked edges and a full‑color, limited‑edition MicroCreatures Three‑Eyed Theeble trading card, it’s a party in book form.

Don’t just take our word for it—start unwrapping and start reading!

Collect all the books in the #1 bestselling Diary of a Wimpy Kid series: Diary of a Wimpy Kid (#1) | Rodrick Rules (#2) | The Last Straw (#3) | Dog Days (#4) | The Ugly Truth (#5) | Cabin Fever (#6) | The Third Wheel (#7) | Hard Luck (#8) | The Long Haul (#9) | Old School (#10) | Double Down (#11) | The Getaway (#12) | The Meltdown (#13) | Wrecking Ball (#14) | The Deep End (#15) | Big Shot (#16) | Diper Överlöde (#17) | No Brainer (#18) | Hot Mess (#19) | Partypooper (#20)

See the Wimpy Kid World in a whole new way with the #1 bestselling Awesome Friendly books, told from the perspective of Greg Heffley’s best friend Rowley Jefferson: Diary of an Awesome Friendly Kid: Rowley Jefferson’s Journal | Rowley Jefferson’s Awesome Friendly Adventure | Rowley Jefferson’s Awesome Friendly Spooky Stories