India, Sept. 6 -- Mark Volman, co-founder of the 1960s pop group The Turtles and later one-half of Flo & Eddie, has died in Nashville at the age of 78. He passed away on September 5 following what his family described as a brief, unexpected illness, reported Deadline.

Volman, instantly recognizable for his mop of curly hair and wide grin, was the voice behind some of the decade's most enduring hits, including Happy Together, Elenore, She'd Rather Be with Me and You Baby.

Born in Los Angeles in 1947, Volman began singing with classmate Howard Kaylan during their school days. Together, they formed The Turtles, who shot to fame in 1965 with their cover of Bob Dylan's It Ain't Me Babe, the Deadline report added.

The group became fixtures o...