This is the twelfth instalment in the Diary of a Pug series, part of the Branches early chapter book line designed for newly independent readers. It follows everyone's favorite pug, Bub, and his human, Bella. When Bub gets hurt and has to wear a big cone that doesn't match his costume, he's upset - especially because he's eager to perform in Bella's pet choir. The story follows Bub and his friends as they work to convince him that the show must go on.