Today I learned that Bob Dylan's song
Today I learned that Bob Dylan's Knockin 'on Heaven's Door was originally written for the Western soundtrack Pat Garrett and Billy the Kid. Since then the song has become a dazzling success in itself.
Sources: https://en.wikipedia.org/wiki/Pat_Garrett_and_Billy_the_Kid
https://en.wikipedia.org/wiki/Knockin%27_on_Heaven%27s_Door
