[2] After his military discharge he worked in a munitions company, based in Shreveport, Louisiana for five years before being hired in October 1957 to promote Starday Records country music catalog.
[4] Singleton spent nine years at Mercury and its sister label, Smash Records, during which he was involved in producing many hit records, including Leroy Van Dyke's "Walk On By"; "Ahab the Arab" by Ray Stevens; and "Wooden Heart" by Joe Dowell.
[3] Singleton also acted as producer for such artists as Jerry Lee Lewis, Roger Miller, Charlie Rich, Dave Dudley, Brook Benton, and Orion (singer).
He changed their names to Paul & Paula and issued the song on Mercury's sister label, Philips Records.
By 1966, Singleton was vice-president of Mercury, but resigned to form several music labels, including SSS International and Plantation Records.
Singleton and Clark worked closely together in later years, finding and recording undiscovered talent which Clark produced for Singleton's Plantation label, such as Ron Daisley and The County Fair from Long Island, New York, consisting of Ron Daisley on guitar and vocals, Bill Black on Bass, Daryl Brooke on pedal steel guitar, John Backerty on electric guitar, and Paul Gelsomine on drums.
He had been admitted to St. Thomas Hospital a week earlier after suffering a seizure, according to his longtime friend and associate Jerry Kennedy.