Fourth-grader Bobby is hurt when he hears his father, a former pro-football player, say that the two of them are nothing alike, but finally summons the courage to talk about it after his public asthma attack proves how right his father is.

With the hilarious adventures of Bobby Ellis-Chan, Lisa Yee and Caldecott Medalist Dan Santat bring their gifts for finding the funny (and the truth) in everyday situations to chapter-book readers. All of Bobby Ellis-Chan's problems in life can be summed up in one word: GIRLS.There's his sister Casey, who has a weird obsession with Bobby's goldfish, Rover.There's Jillian Zarr, who gets mad every time a boy even looks at her.Most of all, there's Holly...

When Bobby inadvertently gets into a fight with his best friend Holly, their disagreement develops into a boys versus girls war involving their whole fourth-grade class.