It’s the final weekend for the world premiere staging of “The Man in the Ceiling” with a libretto based on Pulitzer-winning cartoonist Jules Feiffer’s novel of the same title and directed by Jeffrey Seller, Pulitzer-winning producer of “Hamilton” and “Rent.” Show times: 8 p.m. Friday and Saturday, 2 and 7 p.m. Sunday, Bay Street Theater, Long Wharf, Sag Harbor. Tickets: $40-$125; 631-725-9500,

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Also going into its last weekend is a solo show of paintings by longtime b.j. spoke gallery member artist Liz Ehrlichman, “Portraits,” plus a group members’ show, “People & Places,” in various media. Admission: free, 299 Main St., Huntington; 631-549-5106, Hours: 11 a.m.-5 p.m. Tuesdays-Sundays, until 9 p.m. Sundays, through June 28