Instrumental Duet Horn,Instrumental Duet - Level 3 - Digital Download SKU: A0.784078 By Toby Keith. By Johnny Marks. Arranged by John Groves. Christmas,Contemporary,Country,Holiday. Score and parts. 3 pages. John Groves #6645179. Published by John Groves (A0.784078). Rockin' Around The Christmas Tree - arranged for French Horn Duet.