Piano Accompaniment - Digital Download SKU: AX.00-PC-0015383_K Piano Accompaniment. Composed by Alan Silvestri and Glen Ballard. Arranged by Mark Hayes. Instructional. Part. 5 pages. Alfred Music - Digital Sheet Music #00-PC-0015383_K. Published by Alfred Music - Digital Sheet Music (AX.00-PC-0015383_K). UPC: 038081425986.The spirit of the season comes alive in this unbelievably fantastic holiday hit from The Polar Express, originally recorded by Josh Groban. Fully arranged by Mark Hayes for choirs of all sizes and ages.Inst. Parts Available (choral); Recorded Acc. Available.