(Piano/Vocal/Guitar Songbook). Recreate the performances of your favorite a cappella groups from the show with these complete keyboard arrangements. Chord symbols, lead vocal lines, and full vocal harmonies provide pianists and vocalists with everything they need The book features 18 songs, including: Apologize * Final Countdown * Landslide * Mercy * Under Pressure * Use Somebody * With a Little Help from My Friends * and more.