Saturday, May 10
National Association of Letter Carriers’ Food Drive, leave nonperishable donations in a bag by your mailbox to support The Open Door Food Pantry. Items most needed: tuna, peanut butter, pasta, cereal and juice. No glass. www.foodpantry.org. 978-283-6776.
Walden on Wonson, Jay DiPrima as Henry David Thoreau, 7:30 p.m., Cultural Center at Rocky Neck, 6 Wonson St. Presented by Gloucester Writers Center. $10, $5 for students.
Fishtown Horribles Parade Committee fundraiser, 9 a.m. to 2 p.m., O’Maley Middle School. Rain date: May 17. Touch a Truck, Chowderfest, Police and Fire vehicles from Gloucester, Rockport and Essex, dump trucks, backhoes, Coast Guard boat, tractors and more. $5, free for children 3 and under. Chowderfest is $3, or $7 for both.
Forum on divestment from fossil fuels, 10 a.m., Friend Room, Sawyer Free Library. Expert panel discusses the efficacy of divestment as a strategy to hasten the switch from fossil fuels to renewable energy in order to avoid catastrophic climate change.
Cape Ann Skating Club’s 40th annual skating show, 2 p.m., at the Dorothy Talbot Rink, O’Maley Middle School, Cherry Street. $10, free for children under 5.
William Shakespeare’s “The Merry Wives of Windsor,” presented by Cape Ann Shakespeare Troupe, 8 p.m., Gloucester Stage Co., 267 East Main St. $15, $10 for students, $5 for those under 19. Tickets at door or reserve: firstname.lastname@example.org or 978-309-9669. www.capeannshakespearetroupe.blogspot.com or facebook.
Cape Ann Symphony’s Mozart concert, 8 p.m., Manchester Essex High School auditorium, 36 Lincoln St., Manchester. Symphony welcomes rising young star violinist Tessa Lark. $35 for adults, $30 for seniors, $20 for those 19-24, free for those 18 and under. For tickets, call 978-281-0543 or visit www.capeannsymphony.org.
Sunday, May 11
Mothers’ Day walk in the park, 1 to 3 p.m., Ravenswood. History through the centuries — See cellar holes, stone walls and carriage paths. Hosted by Trustees of Reservations in Cape Ann. Free for mothers, $5 for trustees members, $10 for nonmembers. Preregister at 978-281-8400 or email@example.com.