Final Week: Pop América 1965-1975 open through Sunday, Dec. 8 at the Block Museum of Art on the Northwestern campus

Saturday

All day: Kids’ Shopping Day in downtown Evanston

2 p.m., Family Concert: “Duke It Out!,” dueling “Nutcracker” versions. Nichols Concert Hall, 1490 Chicago Ave., $10.

5 p.m. Downtown Evanston Holiday Tree Lighting, Fountain Square. Free.

5 p.m. Artists’ reception for “Tranquil Tension,” paintings by Virginia O. Roeder and Mimi Dolnick. Saw Room at Alley Gallery, 1712 Sherman Ave. #2.

8 p.m. Chicago a cappella presents “Holidays a capella.” Nichols Concert Hall, 1490 Chicago Ave. 773-281-7823

Sunday

3 p.m. Evanston Symphony Orchestra Holiday Concert. Evanston Township High School, 1600 Dodge Ave. Tickets at EvanstonSymphony.org

7:30 p.m. Rembrandt Chamber Players concert. Alice Millar Chapel, 1870 Sheridan Road. Tickets at Rembrandtchamberplayers.org