Paul Barrere, guitarist and singer for the rock group Little Feat, has died. He was 71.

Surviving members of the band announced Barrere's passing in a statement Saturday. Little Feat said Barrere died Saturday morning at a hospital in Los Angeles due to side effects from an ongoing treatment for liver disease.

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Singer/guitarist Paul Barrere of Little Feat performs on stage at The Mighty Met Acoustic Flashback benefit concert at The Canyon Club on Dec. 14, 2014 in Agoura Hills, Calif.

Singer/guitarist Paul Barrere of Little Feat performs on stage at The Mighty Met Acoustic Flashback benefit concert at The Canyon Club on Dec. 14, 2014 in Agoura Hills, Calif. (Getty)

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Little Feat's lead guitarist, singer and main songwriter, Lowell George, died in 1979. But Barrere was a foundational part of Little Feat's funky, blues-inflected Southern rock. He wrote or co-wrote some of the band's most beloved songs including "Skin It Back," ''Time Loves a Hero" and "Old Folks Boogie."

Little Feat is currently on a 50th anniversary tour that Barrere sat out due to his health. It wraps up Sunday in Wilks-Barre, Pennsylvania.