This is our pick of the best of the burbs. For more listings, go to www.boston.com .
Arlington: The Ultrasonic Rock Orchestra performs classic 1970s British rock Saturday at 8 p.m. at the Regent Theatre, 7 Medford St. $25. 781-646-4849, www.ultrasonicrockorchestra.com.
Natick: In “The American Dream,” Judy Bernstein shares stories from the lives of immigrants Wednesday at 3 p.m. at Morse Institute Library, 14 East Central St. Free. 508-647-6520, www.morseinstitute.org.
Wellesley: Wellesley College Theatre opens its weekend production of “The Unsinkable Molly Brown” Thursday at 7 p.m. in Diana Chapman Walsh Alumnae Hall, 106 Central St., continuing Friday through Sunday. $20; $10 for students, seniors. 781-283-2000, new.wellesley.edu/theatre.