Moody Blues legend John Lodge has died at the age of 82.
His family confirmed his death had happened "suddenly and unexpectedly".
The English musician is best-known for being bass guitarist, singer and songwriter of the rock band, who found fame in the 1960s.
In 2018, Mr Lodge was inducted into the Rock and Roll Hall of Fame.
John Lodge has died at the age of 82
|GETTY
The full statement from his family read: "It is with the deepest sadness that we have to announce that John Lodge, our darling husband, father, grandfather, father-in-law and brother, has been suddenly and unexpectedly taken from us.
"As anyone who knew this massive-hearted man knows, it was his enduring love of his wife, Kirsten, and his family, that was the most important thing to him, followed by his passion for music, and his faith.
"John peacefully slipped away surrounded by his loved ones and the sounds of The Everly Brothers and Buddy Holly.
"We will forever miss his love, smile, kindness and his absolute and never-ending support.
John Lodge and fellow Moodly Blues stars in 1978
|GETTY
"We are heartbroken, but will walk forwards into peace surrounded by the love he had for each of us.
"As John would always say at the end of the show, thank you for keeping the faith."
The musician had also worked as a record producer, collaborating with musicians outside of Moody Blues.
Mr Lodge was born in Birmingham and credited early influences as stars such as Buddy Holly and Jerry Lee Lewis.
Latest developments
He was originally involved in the Birmingham music scene but temporarily left to continue studying.
In the 1966, Moody Blues' original bassist Clint Warwick left the band, with Mr Lodge stepping in to replace him.
Social media is currently awash with tributes from fans of the musician, with one writing on X: "Very sad news today for all those who love the music of the Moody Blues."
"Sad to hear, love Moody Blues songs. Rest in peace John Lodge," a second wrote.
John Lodge in 2019
|GETTY
Another shared: "Just heard the news that John Lodge of the Moody Blues has died. A really great musician. RIP John."
"Our heroes are leaving us way too soon. Love the Moody Blues, and to lose so suddenly the great John Lodge is a wrench on the heart. Rest in Peace to a legend of the Birmingham music scene," someone else commented.
"Very sad news today for all those who love the music of the Moody Blues," another posted.
"Rest in peace John Lodge. A true rock legend," another added.