A.J. and his classmates are convinced that new school librarian, Mrs. Roopy, has multiple personality disorder because she keeps pretending to be famous people.

Seventh-grader Amy Flowers is not happy that she is stuck teaching health to first-graders for her service project while her best friends get to help at the community garden, specially since her partners are the Queen of Mean Fiona and preppie Preston.

After making friends with a girl at the local food pantry, Blaire comes up with an idea to make a difference in her community through the Community Service Challenge, but it will take her whole class to make Blaire's idea a reality.