Loudest Common Denominator is a live album by heavy metal band Drowning Pool, and was recorded in San Diego. It was released on March 3, 2009. On February 4, 2009, Eleven Seven Music released a video on YouTube of the band revealing details of the album. These details included the album having acoustic versions of both "37 Stitches" and "Shame". On February 5, 2009, Drowning Pool announced on their official website the track listings of the album, and also revealed the cover of the album.