Itty must figure out why the mermaids of Lollyland have stopped singing.

Convinced whale songs are boring, young humpback whale Soren decides to write his own, catchier tunes, and even when his music is met with less than encouraging feedback, he finds a way to keep composing.

Pete the cat wears his school shoes when visiting the library, the lunchroom, the playground, and more while singing his special song.

Petra is scared of the hydra dragon she is supposed to bond with, but when the hydra accidentally poisons the King, and the dragon master, Drake, Petra must find a way to connect with her dragon, because only the hydra's song can cure them.

In an effort to find her missing grandfather, Emeline enters the forest of Edgewood where she discovers not only that the stories of the fabled Wood King and his mythical court are true, but that her Pa's life is in danger and only she can save him--along with a handsome and brooding tithe collector, a surly blacksmith, and a lost childhood friend.

Poppy and Branch return in an action-packed all-star, rainbow-colored family reunion as the Trolls go on an epic quest to help Branch reunite with his missing brothers -- spreading music, joy, friendship, and good times along the way!

"Mortimer becomes rowdier and rowdier as he refuses to go to sleep"--

Follows a singing girl's fruitless search for a friend in her world, until one night when her song is finally heard by someone who understands.

Hazel Nut wants to sing and dance, but Mama, Papa, and Wally Nut are too busy, so Hazel calls in a special family member to get everyone moving.

When Purrmaid friends Shelly, Angel, and Coral team up with the Catfish Club to audition for the annual Founder's Day Showcase, they learn that singing well requires more than just practice.