A.J. is graduating! But a crazed PTA president is turning second-grade graduation into a huge affair complete with fireworks and skywriting. By the time this graduation ceremony is over, there won't be any time left for summer vacation!.
Second-grade graduate A.J. and his family rent a beach house, but summer vacation is ruined when annoying Andrea shows up and develops a crush on the lifeguard.
New third grade teacher Mr. Granite has so many strange ideas about how to make Ella Mentary School environmentally friendly that the students are sure he must be an alien.
Mr. Granite is assigned a new student teacher but A.J. and his friends become convinced that she is actually a vampire who lives in a cave and plays in a heavy metal band with her zombie boyfriend.
A.J. has to go see Miss Laney, the speech teacher, which makes no sense at all because he already knows how to talk. Miss Laney has him say weird tongue twisters and forces him to star in the third-grade play, Romeo and Juliet.
A.J.'s mom gets a job, which means he has to spend his afternoons at After School Kids Kare--ASKK--where the program's director, Mr. Tony, is obsessed with getting into "The Guinness Book of World Records," for making the world's largest pizza.
New third grade teacher Mr. Granite has so many strange ideas about how to make Ella Mentary School environmentally friendly that the students are sure he must be an alien.