Washington area events: 'Rocky,' 'Chicago,' Herndon concert

Herndon's Friday Night Live outdoor concert series is well into its 16th season of filling the Town Green with music, dance and fun. Tonight, Burnt Sienna performs its eclectic mix of classic and modern rock, country and hip-hop. Concerts are free, but food and drinks are sold. So pack a picnic (or not), and don't forget a blanket or chairs and your carefree summer spirit.

FRIDAY NIGHT LIVE Friday 6:30 to 10:30. Town Green, 777 Lynn St., Herndon. http://www.herndonrocks.com. Free.

The District

"ROCKY" Thursday at 8:45 p.m. The story of a Philadelphia club boxer who becomes the heavyweight champion and stuns the boxing world has the best movie theme music ever composed. (Can't get it out of your head now, can you?) Canal Park, 200 M St. SE. 202-465-7093. http://www.capitolriverfront.org. Free.

Maryland

"MERRILY WE ROLL ALONG" Friday and Saturday at 7:30 p.m., Sunday at 1:30 p.m. Wildwood Summer Theatre presents Stephen Sondheim's musical about the life of a Hollywood producer. Bethesda-Chevy Chase High School, 4301 East West Hwy., Bethesda. 240-396-4397. http://www.wst.org. $15, $10 for students and seniors.

"CHICAGO" Saturday at 9 p.m. The Bethesda outdoor movies series concludes with the hit musical about two murderous women. Woodmont Triangle, Norfolk and Auburn avenues, Bethesda. 301-215-6660. http://www.bethesda.org. Free.

Virginia

"THE PENGUINS OF MADAGASCAR" Friday at 8:30 p.m. The popular Nickelodeon show about penguins living in the Central Park Zoo makes for a perfect family movie night. Bring a lawn chair or a blanket. Loy E. Harris Pavilion, 9201 Center St., Manassas. 703-361-9800. Free.

"HIDDEN TREASURES IN A TROUBLED NATION: SCIENCE FOR AFGHANISTAN'S FUTURE" Wednesday at 7 p.m. Jack Medlin discusses energy, minerals, water and natural hazards -- and what it means for Afghanistan's future. U.S. Geological Survey, 12201 Sunrise Valley Dr., Reston. 703-648-4748. http://www.usgs.gov/public_lecture_series/default.asp. Free, photo ID required for entry.

THE ASH LOVELIES Thursday 7 to 9 p.m. Haunting indie folk music. Torpedo Factory Art Center, 105 N. Union St., Alexandria. 703-838-4199. http://www.torpedofactory.org. Free.