"Murder Most Foul" is a song by American singer-songwriter Bob Dylan, the 10th and final track on his 39th studio album, Rough and Rowdy Ways (2020). It was released as the album's lead single on March 27, 2020, through Columbia Records. The song addresses the assassination of John F. Kennedy in the context of the greater American political and cultural history. It was Dylan's first original music released since 2012 and generated an enormous amount of commentary. Lasting 16 minutes, 56 seconds, it is the longest song he has released, eclipsing 1997's "Highlands" which runs for 16 minutes, 31 seconds.