Piano Play-Along Volume 125-Your favorite sheet music will come to life with the innovative Piano Play-Along series! With these book/CD collections piano and keyboard players will be able to practice and perform with professional-sounding accompaniments.Containing eight cream-of-the-crop songs each the books feature new engravings with a separate vocal staff plus guitar frames so players and their friends can sing or strum along. The CDs feature two tracks for each tune: afull performance for listening and a separate backing track that lets players take the lead on keyboard. The high-quality sound-alike accompaniments exactly match the printed music. 8 of Katy's biggest hits: California Gurls? Firework ? Hot N Cold ? I Kissed a Girl ? Last Friday Night (T.G.I.F.) ? Part of Me ? Teenage Dream ? Wide Awake.