Uplifter is the ninth studio album by American rock band 311, released on June 2, 2009 by Volcano Records. It is the band’s first album in nearly four years, the longest gap between albums in 311’s career.

Keller Williams (also known as K-Dub or just Keller) is an American musician from Fredericksburg, Virginia who began performing in the early 1990s. His music combines elements of bluegrass, folk, alternative rock, reggae, electronica/dance, jazz, funk, and other assorted genres. He is often described as a ‘one-man jam-band’.