Twelve-year-old María Luisa O'Neill-Morales (who really prefers to be called Malú) reluctantly moves with her Mexican-American mother to Chicago and starts seventh grade with a bang--violating the dress code with her punk rock aesthetic and spurning the middle school's most popular girl in favor of starting a band with a group of like-minded weirdos.

Chuck and his barnyard friends form a band, but they have trouble finding an instrument for Fat Cat Pat to play, since all the cat wants to do is sleep all day.

Frankie Frog is unable to croak, but when he sees four joyful humans playing strange objects, he realizes there is another way for him to find his voice.

When a band drops out of Battle of the Bands Eva and her friends decide to form a band of their own, and when a secret singer joins the chorus it really sounds good, but she flies away before anyone can identify her.

Froggy's marching band practices for their debut at the Apple Blossom Parade, hoping to win the big prize.

Scout joins her middle school's band in order to go on the band's annual trip and meet her favorite author, but she is forced to face the music when the trombone section leader realizes Scout does not know how to play.

When Little Pig tries to join his Grandpa, brothers, and sisters in a marching band he discovers that, although he is too small for any of the available instruments, he can still play an important role.

Fresh off their epic summer road trip, Lydia and Julie are back and ready to take seventh grade by storm. Well, Lydia is: she wants to start a band, and she's convinced Julie to join her. The Macram. Owls are joined by Roland (expert at the hardingfele) and Jane (expert at drama). None of them, unfortunately, are experts at rocking out. The band needs more practice, but instead Lydia and Julie find themselves riding an unexpected wave of popularity...

"Tallulah dreams of playing the tuba, but she's small and the tuba is very large. Everyone around her tells her to wait until shes bigger, but Tallulah cant waitshe just has to play the tuba in her school band.With determination and a lot of creativity, Tallulah hatches a plan that she hopes will turn her musical dream into reality."--

Interning for a battling bands reality television show, teenaged Vee reconnects with Cam, her first love (and her first heartbreak), but the media spotlight threatens to expose the couple's past secrets.