Saturday, Dec. 20
Savoy Brown: 8 p.m., Bull Run Restaurant, Route 2A, Shirley (Sawtelle Room); Famed British blues/rocker playing with Kim Simmonds, opening act Ottomatic Slim Band; Tickets $22 in advance, $22 on day of show by calling 978-425-4311. Bull Run ballroom features New England Singer Songwriters and their holiday concert for Operation Enduring Christmas, tickets $10/$14.
Sunday, Dec. 21
Handel’s Messiah: 3 p.m., Congregational Church of Littleton, 330 King Street (Route 2A); Performance by the Nashoba Valley Chorale but audience participation can be expected. Tickets $5 at the door. Musicians and soloists are welcome, contact firstname.lastname@example.org.
Combined parish: 8:45 a.m., St. Theresa Church, Harvard, and 10:45 a.m., St. Francis Xavier Church, Bolton; Join the celebration as two parishes combine to form the new Holy Trinity Parish. Call Rev. Dennis O’Brien at the rectory of St. Theresa at 978-456-3563 to learn more.
Blue Christmas: 4 p.m., Lawrence Memorial United Methodist Church, Pepperell; Not everyone has the Christmas spirit. A service of healing and hope. All are welcome.
Winter Solstice: 1-3 p.m., NRWA River Resource Center, 592 Main St. (Route 119), Groton; Celebrate the shortest day of the year with solstice games from other cultures, make an edible ornament for wildlife to enjoy and learn the significance of the solstice. Fee $6 per person, $18 per family for NRWA members, $8 and $24 for non-members. Contact Lauren at 978-448-0299 or e-mail LaurenP@NashuaRiverWatershed.org.
Nashoba Valley Concert Band: 2 p.m., Bromfield School, Harvard; Band will perform as part of the Warner Free Lecture Series.
Holiday concert: 3 p.m., Mount Wachusett Community College; Greater Gardner Community Choir, directed by Diane Cushing, with the theme “We Need a Little Christmas.” Tickets $5 available at the Theatre at the Mount box office or by calling 978-632-2403.