US singer-songwriter JJ Cale has died aged 74.
An announcement posted on his official website revealed that he had suffered a heart attack and passed away at Scripps Hospital in La Jolla, California, on Friday.
Oklahoma-born John Weldon Cale first became famous in 1970, when Eric Clapton covered his song 'After Midnight'.
He is credited for helping create the Tulsa Sound and went on to record 14 studio albums and won a Grammy Award in 2008 for an album he recorded with Clapton.
Cale's songs were also covered by the likes of Lynyrd Skynyrd, Tom Petty and Randy Crawford.
JJ Cale
Photo of JJ CALE(01 of28)
UNSPECIFIED - JANUARY 01: Photo of JJ CALE (Photo by Gems/Redferns) (credit:Getty Images)
JJ Cale Performs Live In Amsterdam(02 of28)
AMSTERDAM, HOLLAND: JJ Cale backstage in the dressing room of the Carre Theatre, Amsterdam prior to his performance there in 1973 (Photo by Gijsbert Hanekroot/Redferns) (credit:Getty Images)
Photo of JJ CALE(03 of28)
UNSPECIFIED - JANUARY 01: Photo of JJ CALE; performing live onstage, (Photo by Charlie Gillett Collection/Redferns) (credit:Getty Images)
JJ Cale Performs Live In Amsterdam(04 of28)
AMSTERDAM, HOLLAND: JJ Cale backstage in the dressing room of the Carre Theatre, Amsterdam prior to his performance there in 1973 (Photo by Gijsbert Hanekroot/Redferns) (credit:Getty Images)
JJ Cale Performs Live In Amsterdam(05 of28)
AMSTERDAM, HOLLAND: JJ Cale performs live at the Carre Theatre, Amsterdam in 1974 (Photo by Gijsbert Hanekroot/Redferns) (credit:Getty Images)
JJ Cale Live In Amsterdam(06 of28)
AMSTERDAM, NETHERLANDS: American musician JJ Cale performs live at the Carre Theatre, Amsterdam in 1974. (Photo by Gijsbert Hanekroot/Redferns) (credit:Getty Images)
JJ Cale Live In Amsterdam(07 of28)
AMSTERDAM, NETHERLANDS: American musician JJ Cale posed backstage at the Carre Theatre, Amsterdam in 1974. (Photo by Gijsbert Hanekroot/Redferns) (credit:Getty Images)
JJ Cale(08 of28)
American singer-songwriter and musician JJ Cale in London, 1976. (Photo by Estate Of Keith Morris/Redferns/Getty Images) (credit:Getty Images)
JJ Cale(09 of28)
COPENHAGEN, DENMARK - APRIL: J.J. Cale performs on stage in April 1976 in Copenhagen, Denmark. (Photo by Jorgen Angel/Redferns) (credit:Getty Images)
JJ Cale Backstage(10 of28)
SAN FRANCISCO - 1977: JJ Cale backstage at The Boarding House Nightclub in 1977 in San Francisco, California. (Photo by Richard McCaffrey/ Michael Ochs Archive/ Getty Images) (credit:Getty Images)
Photo of JJ CALE(11 of28)
UNITED KINGDOM - AUGUST 01: NEW VICTORIA THEATRE Photo of JJ CALE (Photo by Keith Bernstein/Redferns) (credit:Getty Images)
J.J. Cale(12 of28)
J.J. Cale, U.S. singer-songwriter and musician, playing the guitar and singing into a microphone during a live concert performance at the New Victoria Theatre in London, England, Great Britain, August 1977. (Photo by Keith Bernstein/Redferns/Getty Images) (credit:Getty Images)
JJ Cale At Home(13 of28)
American singer-songwriter and guitarist JJ Cale at his home near San Diego, California, 1989. (Photo by Michael Putland/Getty Images) (credit:Getty Images)
Photo of JJ CALE(14 of28)
UNSPECIFIED - JANUARY 01: Photo of JJ CALE (Photo by Ian Dickson/Redferns) (credit:Getty Images)
Photo of JJ CALE(15 of28)
UNITED STATES - JANUARY 01: Photo of JJ CALE (Photo by Robert Knight Archive/Redferns) (credit:Getty Images)
Photo of JJ CALE(16 of28)
UNITED STATES - JANUARY 01: Photo of JJ CALE (Photo by Robert Knight Archive/Redferns) (credit:Getty Images)
Photo of JJ CALE(17 of28)
UNITED STATES - JANUARY 01: Photo of JJ CALE (Photo by Robert Knight Archive/Redferns) (credit:Getty Images)
JJ Cale(18 of28)
BERKELEY, UNITED STATES - AUGUST 28: JJ Cale performs at the Greek Theater in Berkeley, CA on August 28, 1993. (Photo by Clayton Call/Redferns) (credit:Getty Images)
JJ Cale(19 of28)
BERKELEY, UNITED STATES - AUGUST 28: JJ Cale performs at the Greek Theater in Berkeley, CA on August 28, 1993. (Photo by Clayton Call/Redferns) (credit:Getty Images)
Photo of JJ CALE(20 of28)
UNITED STATES - JANUARY 01: Photo of JJ CALE (Photo by Ebet Roberts/Redferns) (credit:Getty Images)
Photo of JJ CALE(21 of28)
UNITED STATES - JANUARY 01: Photo of JJ CALE (Photo by Robert Knight Archive/Redferns) (credit:Getty Images)
Portrait of J.J. Cale(22 of28)
J.J. Cale (Photo by Tim Jackson/WireImage) (credit:Getty Images)
Portrait session with J.J. Cale(23 of28)
J.J. Cale during Portrait of J.J. Cale at KBCO Studios in Boulder, Colorado, United States. (Photo by Tim Jackson/WireImage) (credit:Getty Images)
J.J. Cale at KBCO Studio C(24 of28)
J.J. Cale during J.J. Cale at KBCO Studio C at KBCO Studio C in Boulder, Colorado, United States. (Photo by Tim Jackson/WireImage) (credit:Getty Images)
Photo of Eric CLAPTON and JJ CALE(25 of28)
UNITED STATES - JUNE 01: TEXAS Photo of Eric CLAPTON and JJ CALE, w/ Eric Clapton performing live onstage at Crossroads guitar festival (Photo by Robert Knight Archive/Redferns) (credit:Getty Images)
Crossroads Guitar Festival - Day Two(26 of28)
J.J. Cale (Photo by R. Diamond/WireImage) (credit:Getty Images)
Crossroads Guitar Festival - Day Two(27 of28)
J.J. Cale at the Fair Park in Dallas, Texas (Photo by Rick Diamond/WireImage) (credit:Getty Images)
Crossroads Guitar Festival - Day Two(28 of28)
J.J. Cale and Eric Clapton during Crossroads Guitar Festival - Day Two at Fair Park in Dallas, Texas, United States. (Photo by R. Diamond/WireImage) (credit:Getty Images)