Miss Cuttle's class plans a surprise birthday party for their teacher, but Rusty has a surprise of his own. Rusty, a young student, is determined to make the party special by contributing his own unique idea to the festivities, which involves carefully selecting the music to create the perfect atmosphere.

The premise suggests a heartwarming story centered on a classroom event, likely appealing to young readers with its focus on a relatable school setting and a child's initiative. The narrative appears to prioritize themes of collaboration and thoughtful contribution, with Rusty's musical surprise offering a gentle conflict or point of interest. The book's structure likely follows a straightforward progression, building towards the party itself. The overall tone is expected to be positive and encouraging, suitable for a young audience.