Piano - Level 3 - Digital Download SKU: A0.1107885 By Betsy LeeBailey. By Betsy Lee Bailey. Arranged by Betsy Lee Bailey. Children,Christmas,Holiday. Accompaniment. Duration 130. Betsy Lee Bailey #710500. Published by Betsy Lee Bailey (A0.1107885). The Greatest Christmas Card in the Whole Wide World - Accompaniment Track. This s a Children's Chorus song that makes an engaging theme song or opener for an Elementary School Holiday Concert.