Gloucester: Edward Hopper painted many Gloucester houses, and you’ll see some on the Hopper’s House Walking Tour. The guided tour is a prelude for “Hopper Redux: Photographs by Gail Albert Halaban” at Cape Ann Museum. Saturday, 10 a.m. Also July 20 and 27, Aug. 17, Sept. 28. Cape Ann Museum, 27 Pleasant St. $20, $10 members. 978-283-0455, www.capeannmuseum.org.
Hamilton: Daisy Nell, Captain Stan, and Crabgrass Band perform nautical and other songs Sunday night from 5 to 7. Free. Patton Park, 300 Bay Road. www.communityhouse.org.
Salisbury: Comedian Bob Marley appears Friday, 8 p.m. Blue Ocean Music Hall, 4 Ocean Front North. $25. 978-462-5888, www.blueoceanhall.com.Submit items at www.boston.com/adevents.