Instrumental Duet Clarinet,Flute,Instrumental Duet - Interactive Download SKU: A0.503199 By Traditional. By Old Welsh Air and Traditional. Arranged by Sam Spear. This edition: Interactive Download. Children,Christmas,Holiday,Standards. Score and parts. 3 pages. Duration 32. Published by Sam Spear Music (A0.503199). A joyful arrangement of Deck the Halls for flute and clarinet. Can be easily adjusted for two flutes or two clarinets.