What key is the orchestral version of Tubby The Tuba?

The orchestral version of "Tubby the Tuba," composed by George Kleinsinger, is primarily in the key of F major. This key choice complements the tuba's rich, warm sound and allows for a range of expressive melodies and harmonies throughout the piece. The orchestration enhances the narrative of Tubby's journey, bringing out the character and charm of the story.