The Natick Service Council, a nonprofit that helps local residents in need of financial assistance, will celebrate its 50th anniversary with a fund-raising gala on March 9. The event will begin at 7 p.m. at the Verve, Crowne Plaza Natick hotel on Route 9, and will feature gourmet appetizers and desserts, as well as the Boston-based band Soul Flyer playing covers of rock, blues, and soul tunes. There will also be a silent auction and a live auction to benefit the organization. Tickets are $75 or $80; to order by mail, send a check to 2 Webster St., Natick, MA 01760. For more information and to purchase tickets online, visit www.natickservicecouncil.org.