Now Buster and his new cast are about to debut in a new show at the Crystal Tower Theater in the charming city of Red Shore. But unconnected, he and his singers must infiltrate Crystal Entertainment offices run by ruthless wolf tycoon Jimmy Crystal, where the gang comes up with the preposterous idea of ​​the role of legendary rock lion Clay Calloway on his show. Buster must begin the search for an isolated Clay and convince him to return to the stage.

Buster Moon and his friends must convince lonely rock star Clay Calloway to join them for the opening of a new show.