String Quartet String Quartet - Level 2 - Digital Download SKU: A0.924471 Composed by Traditonal Welsh. Arranged by Quike Navarro. Christmas,Jazz. Score and parts. 8 pages. Quike Navarro #6134379. Published by Quike Navarro (A0.924471). Easy to read. The first violin plays the melody at all times.Starts classical in the key of A Major and after a verse modules to F Major with a medium swing tempo and a very cool walking bass.