Knockin' on Heaven's Door has quality film song
"Knockin' on Heaven's Door" is a song by American singer-songwriter Bob Dylan, written for the soundtrack of the 1973 film Pat Garrett and Billy the Kid. Released as a single two months after the film's premiere, it became a worldwide hit, reaching the Top 10 in several countries. The song became one of Dylan's most popular and most covered post-1960s compositions, spawning covers from Eric Clapton, Guns N' Roses, Randy Crawford and more. 
Described by Dylan biographer Clinton Heylin as "an exercise in splendid simplicity", the song features two short verses, the lyrics of which comment directly on the scene in the film for which it was written: the death of a frontier lawman (Slim Pickens) who refers to his wife (Katy Jurado) as "Mama".It was ranked number 190 in 2004 by Rolling Stone magazine, in their 500 Greatest Songs of All Time, and number 192 in 2010.
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