The Caltech Chamber Singers, directed by Nancy Sulahian and accompanied by William Schmidt, perform works by Monteverdi, Haydn, Brahms, Bach, Duruflé and others at 8 p.m. Saturday in Caltech’s Dabney Lounge, 1200 E. California Blvd., Pasadena. Free. Call (626) 395-3295 or visit events.caltech.edu.
The Crown City Symphony, directed by Dr. Paul Sherman, performs works by Paganini, Handel and Schubert, with featured violinist David Park, starting at 2 p.m. Saturday at Altadena Community Church, 943 E. Altadena Drive, Altadena and 2 p.m. Sunday at First Baptist Church, 75 N. Marengo Ave., Pasadena. Free. Call (626) 797-1994 or visit crowncitysymphony.org.
Author, actress and columnist Ellen Snortland performs her one-woman play “Now That She’s Gone,” chronicling her often hilarious, irreverent and sometimes torturous relationship with her Norwegian-American mother, starting at 1 p.m. Saturday at Sierra Madre Public Library,440 W. Sierra Madre Blvd., Sierra Madre. Free. Visit snortland.com.
The Glendale Historical Society presents its annual Restoration Expo, featuring numerous vintage home specialists, contractors, landscape and interior design professionals, period and reproduction tile and hardware suppliers and other resources. Owners of vintage homes can receive practical ideas. The Expo runs from 10 a.m. to 4 p.m. Saturday at Glendale Civic Auditorium, 1401 N. Verdugo Road, Glendale. Free. Visit glendalehistorical.org.