Who provided a majority of the songs and lyrics for "Spirit: Stallion of the Cimarron"?

Bryan Adams provided a majority of the songs and lyrics for "Spirit: Stallion of the Cimarron" as he not only contributed his powerful vocals to the soundtrack but also co-wrote and co-produced many of the songs. His collaboration with Hans Zimmer brought forth memorable tracks that perfectly captured the emotional journey and wild spirit of the film's protagonist, making his involvement crucial in delivering the film's impactful musical experience.