Love's Silken Melody (Heartsong Presents)

is book #57 of the Heartsong Presents line.
==Book Description==
One night gigs in smoky dives have given way to SRO performance in Las Vegas nightclubs. Now her CD has made it on the top ten charts. Roshelle Ramone is a star.
Yet deep, hidden memories of her childhood and feelings of guilt for one particular deed continue to haunt and paralyze her. Even Victor Moran, the handsome recording company owner who truly loves her, cannot reach past the darkness of Rochelle's past.
When threatened with the possible loss of her voice, Rochelle ignores the warnings of her doctor and works even harder. Will she jeopardize her hard-earned success? Will she forfeit true happiness? 
(Description from paperbackswap.com)