In 1969, The Hollies released an entire album of covers by what popular singer, known for songs like, "The Times They Are a-Changin'"?
Hollies Sing Hollies:  It was released in November 1969 by Parlophone, their second album that year coming 6 months after an entire album of Bob Dylan covers. Bob Dylan:  Much of his most celebrated work dates from the 1960s, when he became a reluctant "voice of a generation" with songs such as "Blowin' in the Wind" and "The Times They Are a-Changin'", which became anthems for the Civil Rights Movement and anti-war movement.
i don't know