When was the member of Dillard & Clark who also played in the Byrds born?
Gene Clark Harold Eugene "Gene" Clark (November 17, 1944 – May 24, 1991) was an American singer-songwriter and founding member of the folk rock band the Byrds. He was the Byrds' principal songwriter between 1964 and early 1966, writing most of the band's best-known originals from this period, including "I'll Feel a Whole Lot Better", "She Don't Care About Time", and "Set You Free This Time". Although he did not achieve commercial success as a solo artist, Clark was in the vanguard of popular music during much of his career, prefiguring developments in such disparate subgenres as psychedelic rock, baroque pop, newgrass, country rock, and alternative country.
Bill Haley William John Clifton Haley ( ; July 6, 1925 – February 9, 1981) was an American rock and roll musician. He is credited by many with first popularizing this form of music in the early 1950s with his group Bill Haley & His Comets and million-selling hits such as "Rock Around the Clock", "See You Later, Alligator", "Shake, Rattle and Roll", "Rocket 88", "Skinny Minnie", and "Razzle Dazzle". He has sold over 25 million records worldwide.