Everyone has a talent, right? Hayley is sure she has one, but she's having trouble pinpointing it. Then Hayley buys a ukulele at a yard sale. Learning to play takes practice, but it's fun, fun, fun. Before long Hayley is strumming up a storm, and her classmates want in on the action. Then terrible new threatens not only the new uke band, but the whole school music program. Now it's up to Hayley and her band to come up with a creative plan to keep their school rocking.