(Pro Vocal). Whether you're a karaoke singer or preparing for an audition, the Pro Vocal series is for you! The book contains the lyrics, melody, and chord symbols. The CD contains demos for listening and separate backing tracks so you can sing along. The CD is playable on any CD player, and also enhanced so Mac & PC users can adjust the recording to any pitch without changing the tempo! Perfect for home rehearsal, parties, auditions, corporate events, and gigs without a backup band. This pack includes 8 songs for both male and female voices from the FOX hit Glee: Beth * Born This Way * Don't Stop * Get It Right * Halo/Walking on Sunshine * Sweet Caroline * Teenage Dream * To Sir, with Love.