This is our pick of the best of the burbs.
Lexington: The Boston Bluegrass Union presents an evening of music and classic duets performed by the Gibson Brothers (below), who were named last year’s Entertainers of the Year by the International Bluegrass Music Association, with Grammy-winning mandolin player Mike Compton and Appalachian-style multi-instrumentalist Joe Newberry opening the 7:30 p.m. show Saturday at the National Heritage Museum, 33 Marrett Road. $27. 781-861-6559, www.bbu.org.
Newton: Pianist Carlos Varga and cellist Francisco Vila will perform works of Mendelssohn, Brahms, Bloch, and Piazzola in a free concert at 3 p.m. Sunday at Temple Emanuel, 385 Ward St., to be followed by a dessert reception with the artists. 617-558-8100, www.templeemanuel.org.
Waltham: The Hovey Players troupe will present “Falsettos,” the story of a family of quirky, sometimes lovable New Yorkers and their experiences with the beginning of the AIDS crisis, Friday and Saturday at 8 p.m., with additional shows through Jan. 26, at 9 Spring St. $20, $18 seniors and students. 781-893-9171, www.hoveyplayers.com.
Weston: The Rivers School Conservatory features a dozen of its student musicians performing works by Bach, Beethoven, Debussy, Brahms, and Katchurian in a free concert Friday, 7:30 p.m., in the school’s Bradley Hall performance space at 333 Winter St. 781-235-6840, www.riversschoolconservatory.org.Event organizers: Submit items directly at www.boston.com/ addevents.