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Despite being a visual medium, performance art is not permanent. During its mid-20th century heyday, unless it was committed to film, which was more challenging in the days before the iPhone, posters and other promotional materials were all that remained of a performance. The National Gallery of Art has reached into its archives and now displays a variety of these items as part of its latest exhibit. Read more >>> The exhibit is on view Mondays through Fridays 10 a.m. to 5 p.m., to Aug. 25, at the National Gallery of Art Library, 4th Street and Pennsylvania Avenue NW. Free. (202) 737-4215. nga.gov. (Caroline Jones)


The Glover Park Cocktail Garden is now open next to the Kimpton Glover Park Hotel serving cocktails from veteran bartender Jesse Raines. Think punches and Hurricanes surrounded by greenery, potted herbs, and cushy couches. The bar is open tonight from 5 to 10 p.m. Glover Park Cocktail Garden, 2505 Wisconsin Ave. NW. facebook.com/gloverparkcocktailgarden. (Laura Hayes)


For a dose of funky music you can dance to, head to the Kennedy Center’s Millennium Stage and check out New Orleans’ Stooges Brass Band. 6 p.m. at 2700 F St. NW. Free.

As part of its Queer Grrrl Movie Night, the Black Cat screens Tangerine, the 2015 movie about a pair of transgender sex workers. 7:30 p.m. at 1811 14th St. NW. Free.

Howard University vocal ensemble Afro Blue celebrates its 15th anniversary with a reunion show at Blues Alley in Georgetown. 8 p.m. and 10 p.m. at 1073 Wisconsin Ave. NW. $22.