From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation!

Beat it, Bobby!There is a big old bully in Karen's class, and his name is Bobby Gianelli. Bobby the bully calls Karen names. He ruins Karen's recess. Bobby is just awful. And now the bully is moving to Karen's neighborhood. Rats. It won't be safe to play with Bobby around. Unles Karn declares war on the bully!