Complex sentence: The song first aired on Radio Disney before its official US radio release in October 1999, and was first released on the soundtrack to the film'in November 1999, also appearing in the film's closing credits.
Split into simpler sentences: The song first aired on Radio Disney before its official US radio release in October 1999. It was first released on the soundtrack to the film'in November 1999, also appearing in the film's closing credits.