Let’s play dress up

Is your closet stocked with stuff reminiscent of “Peter Pan,’’ “Mary Poppins,’’ “The Wizard of Oz,’’ or perhaps all three? If so, fly over to Watertown for “Monday Movie Magic’’ where you can dress as your favorite character, enter the costume parade, and sing along with the film. Tonight it’s “Peter Pan.’’ 6:30 p.m. (“Mary Poppins’’ on Aug. 3 , “The Wizard of Oz’’ on Aug. 24; advance purchase recommended). $9, $7 kids, additional $2 if purchased online. Arsenal Center for the Arts, 321 Arsenal St., Watertown. 617-923-8487. www.arsenalarts.org