Smoky-voiced singer Jeri Southern, who had a string of recording hits in the 1950s including "You Better Go Now" and "When I Fall in Love," has died at the age of 64, a family spokesman says.

Southern, who began her career as a classical pianist, died in a Los Angeles hospital of respiratory complications, the spokesman said.Southern switched from classical to popular music in 1950 and was soon a star attraction in nightclubs in New York, Los Angeles and Chicago.

Her other hit singles included "Dancing on the Ceiling" and "I Saw You Again."