The film centers on "wimpy kid" Greg Heffley, who hatches a plan to pretend he has a job at a ritzy country club. But the plan fails and he suffers the dog days of summer vacation, which include mishaps at a public pool and a camping trip that goes wrong.
Maya Forbes and Wallace Wolodarsky are set to write Diary of a Wimpy Kid: Dog Days.
Zachary Gordon, Robert Capron, Devon Bostick, Rachael Harris, and Steve Zahn will return for the third project.
Production began in Vancouver last week.
Diary of a Wimpy Kid: Dog Days was released August 3rd, 2012 and stars Zachary Gordon, Steve Zahn, Robert Capron, Devon Bostick, Rachael Harris, Peyton List, Grayson Russell, Karan Brar. The film is directed by David Bowers.