Police are still investigating the cause of death.

Ms. Jones was a member of the cast of the long-running Leiber and Stoller musical Smokey Joe's Cafe, which ran for five years on Broadway from 1995 to 2000. She appeared in another Broadway revue, Leader of the Pack in 1985, billed as Pattie Darcy. Off-Broadway, she sang in Beehive

She was known to the music world as a regular back-up singer for high-octane female vocalists like Cher, Darlene Love, Petula Clark, Ronnie Spector and Bette Midler. She toured extensively with Cher, working with the singer for 18 years, and was seen in the Midler film "For the Boys." She was also seen in the television specials "Cher: Live in Concert From Las Vegas" and "Cher: The Farewell Tour."

Born in Orange, NJ, Ms. Jones lived in New York City and Los Angeles before moving to Hopatcong in 1992. At the time of her death, she was working as a hair stylist in Rockaway.

She is survived by her husband Courtney. In lieu of flowers, donations may be made to the ASPCA, 424 East 92nd St., New York, N.Y. 10128 or on the internet at www.aspca.org.