When was the American singer and musician born who was also the client of Vern Yocum?
Vern Yocum: Vern Yocum (April 15, 1909 - September 13, 1991) is best known as copyist and librarian for Frank Sinatra, Nat King Cole, and Nelson Riddle. Vern Yocum:  His client list included: Frankie Laine, Billy Eckstine, Ella Fitzgerald, Rosemary Clooney, Mel Tormé, Peggy Lee, Steve Lawrence & Eydie Gorme, Keely Smith, Sammy Davis Jr., Trini Lopez, Nancy Wilson, Leslie Uggams, Roy Clark, and Julie Andrews.
i don't know