Judy Collins to headline Passim benefit

Judy Collins, Lori McKena, Mark Erelli and Girlyman will play the March 31 Passim Folk Music and Cultural Center 48th Anniversary Celebration Concert at Sanders Theatre to benefit the Culture for Kids program. Tix $30-$50 are on sale at the Sanders box office, 617-496-2222 and www.passimcenter.org. There are also $150 tix with premium seating and a pre-concert reception with the performers.