When peanut butter and jelly sandwiches start disappearing from the vomitorium, the security guard of Ella Mentry School, Officer Spence, starts behaving strangely and arresting everybody he sees.
A.J. and his friends are thrilled to finally be graduating from second grade, but when the PTA president turns the occasion into a madhouse, they begin to wonder if starting third grade is really such a big deal.
A.J. fears his plans for a fun summer vacation will be ruined when Andrea Young, the most annoying girl in his class, winds up staying in the beach house next to his family's.
A.J. believes his new peewee football coach is crazy after she demands the team does push-ups in the mud and tells them to lift up a car, but when she wants to put girls on the team, A.J. thinks the coach is going too far.