Tuba Solo - Level 1 - Digital Download SKU: A0.605593 By Katy Perry. By Esther Dean, Katy Perry, Mikkel Eriksen, Sandy Wilhelm, and Tor Erik Hermansen. Arranged by Kevin Busse. Pop. Individual part. 2 pages. Kevin Busse #4302591. Published by Kevin Busse (A0.605593). This is an exact transcription of Katy Perry's vocal parts for Firework in the easy key of C for Tuba.
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