Berkshire Concert Choir rehearsals begin on Wednesday, February 5, from 7 to 9 p.m. at Zion Lutheran Church, 74 First Street, Pittsfield, Mass.  The choir, directed by Paula Nuss, begins rehearsals for a May 18 concert of love songs, featuring Brahms’ Liebeslieder Waltzes.  New singers welcome; no audition is required.  The last date to join is February 19.  Semester dues are $35. For information, call 413- 442-6120 or berkshireconcertchoir.org.