"For Reasons Unknown" is a song by Las Vegas-based rock band The Killers and is the fifth track on their second album Sam's Town, released in October 2006. The song was released as the fourth single from that album in the United Kingdom on June 25, 2007.
When the song is played live, bassist Mark Stoermer plays guitar on this track, with vocalist Brandon Flowers playing the bass.
It became their lowest charting single in the UK to date, peaking at #53 on July 1, 2007. It spent only one week in the UK Top 75. This song was #78 on MTV Asia 's list of Top 100 Hits of 2007.
The B-sides are a cover of Dire Straits' "Romeo and Juliet" and an acoustic version of "Sam's Town" both recorded live at Abbey Road Studios for the Channel 4 show "Live from Abbey Road".
