Ramona Quimby is excited to start kindergarten. No longer does she have to watch her older sister, Beezus, ride the bus to school with all the big kids. She's finally old enough to do it too!

Then she gets into trouble for pulling her classmate's boingy curls during recess. Even worse, her crush rejects her in front of everyone. Beezus says Ramona needs to quit being a pest, but how can she stop if she never was trying to be one in the first place?