Whether you're a karoake singer or preparing for an audition, the Pro Vocal series is for you. The book contains the lyrics, melody, and chord symbols for eight favorite songs. The CD contains demos for listening and separate backing tracks so you can sing along. The CD is playable on any CD, but it is also enhanced for PC and Mac computer users so you 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 volume includes 8 holiday favorites: Hark! the Herald Angels Sing * It Came upon the Midnight Clear * Joy to the World * O Come, All Ye Faithful (Adeste Fideles) * O Come, O Come Immanuel * O Holy Night * O Little Town of Bethlehem * The Twelve Days of Christmas.