The Mattapoisett Knights of Columbus will hold their last clambake of the summer on Sunday, Aug. 25 at the Knights Hall on Route 6 in Mattapoisett. The clambake menu consists of clams, fish, potatoes, linguica, sausage, hot dogs, corn on the cob, and watermelon. A cash bar is available. Tickets are $30 per person. To purchase, call Jim at 508-994-4929. Take out orders may be arranged.