http://www.thisdayinmusic.comUpdated daily to provide up-to-date information."November Rain" by Guns N' Roses (1992) stands as the longest-running song to reach the US Top twenty with a running time of eight minutes, fifty-seven seconds.http://www.thisdayinmusic.com/things_you_didnt_know.php?factid=542http://www.thisdayinmusic.com/things_you_didnt_know.php?factid=542