Woodwind Ensemble,Woodwind Quartet - Level 2 - Digital Download SKU: A0.1023677 By Katy Perry. By Esther Dean, Katy Perry, Mikkel Eriksen, Sandy Wilhelm, and Tor Erik Hermansen. Arranged by Andreas Rehn. Film/TV. 29 pages. Andreas Rehn #6264751. Published by Andreas Rehn (A0.1023677). Easy arrangement for 4/5 parts (part 4 is optional)2 Flutes/Oboes in C treble2 Clarinets/Trumpets/Saxophones in Bb/Eb treble1 bass (tuba, trombone, baritone) in C bass / Eb treble / Bb treble