"Janie's Got a Gun" by the American hard rock band Aerosmith, is from their 1989 album Pump. The song was originally titled "Danny's Got a Gun" after a close friend of Steven Tyler, but was later changed.
http://en.wikipedia.org/wiki/Janie's_Got_a_Gun
http://en.wikipedia.org/wiki/Pump
http://en.wikipedia.org/wiki/Aerosmith
http://en.wikipedia.org/wiki/Janie's_Got_a_Gun
http://en.wikipedia.org/wiki/Pump
http://en.wikipedia.org/wiki/Aerosmith