"From the Publisher:" Tom Fettke has arranged these folio sized books for one high and one medium voice to allow for a wide variety of vocal combinations. Book includes keyboard accompaniment. Perfect for concerts, church services, or for anyone who likes to sing around the piano. There are currently four titles in The Deut Series: The Christmas Duet Book, The Duet Book, The Southern Gospel Duet Book and The Sunday Worship Duet Book. In The Christmas Duet Book, spread Christmas cheer as you enjoy singing 24 songs and carols of the season. Titles include "O Holy Night", "Gesu Bambino", "The Birthday of a King", "The Virgin Mary Had a Baby Boy", "One Quiet Moment" and more.