Globe NorthWest best bets

It's our pick of the best of the 'burbs.

Bedford: The Boston Jazz Voices concert at 8 p.m. Saturday at First Parish Church, 75 Great Road, is also a release party for their debut recording, "Just in Time." The popular 18-voice a cappella group is known for its repertoire of swing, jazz, and tunes from the American Songbook. $10. 781-894-8048.

Chelmsford: With five recordings to its credit and hundreds of performances, Spirit Fiddle, the duo of champion fiddler Robin Warren and guitarist Brian Clancey, continues to delight audiences with a mix of swing, waltzes, jigs, reels, and gypsy music. Warren and Clancey will be performing at 7 p.m. Saturday at All Saints Episcopal Church, 10 Billerica Road. $10-$12, 13 and younger free. Proceeds benefit the church's refugee immigration ministry. 978-256-5673.

Westford: East of Shirley will celebrate the release of its CD, "A Thousand Sarajevos," with an 8 p.m. concert Saturday at the Parish Center for the Arts, 10 Lincoln St. The Central-Massachusetts-based group performs original, often politically oriented songs as well as covers of Bruce Cockburn and Patty Griffin. $8-$10. westford.com/pca.

Lexington: More than 100 works by 70 Massachusetts artists make up "Keepers of Tradition: Art and Folk Heritage in Massachusetts," which opens May 18 at the National Heritage Museum, 33 Marrett Road. Crafts, music, dance, and other forms of expression, all reflecting the broad roots and folklore traditions of the people of the Commonwealth, are seen through examples such as Nantucket Lightship basketry, native quill work, lace tatting, and Irish music and dance. Open Monday-Saturday, 10 a.m.-5 p.m.; Sunday, noon-5 p.m. Free. nationalheritagemuseum.org, 781-861-6559.

Bedford: Plant and craft fair, with entertainment, children's activities, and barbecue lunch, 10 a.m.-3 p.m. Saturday at First Parish Church on the Common. Free. uubedford.org/plantfair.

Belmont: Herb plant sale 9:30 a.m.-4:30 p.m. Sunday at the Massachusetts Habitat Wildlife Sanctuary, 10 Juniper Road. $3 each, 4 for $10. 617-489-5050.

Stoneham: The Stoneham Garden Club will hold a plant sale and lobster roll luncheon 10 a.m.-2 p.m. next Thursday at All Saints Episcopal Church, 79 Central St. Luncheon starts at 11:30 a.m. 781-438-9529.

Westford: Westford Garden Club annual plant sale May 24, 9 a.m.-1 p.m., on Westford Common. 978-392-6827.

Globe NorthWest Calendar listings should be sent, three weeks in advance, to Libbie Payne at epayne@globe.com.