- Josh Dean will sign copies of his book “The Taking of K-129: How the CIA Used Howard Hughes to Steal a Russian Sub in the Most Daring Covert Operation in History.” Noon to 3 p.m. Free. International Spy Museum, 800 F St. NW. 202-393-7798.
- Mr. Lilo will present an interactive, bilingual musical performance on his guitar. 11 a.m. Free. Mount Pleasant Library, 3160 16th St. NW. 202-671-3122.
- “Live! Concert Series on the Plaza” will feature go-go band Experience Unlimited featuring Sugar Bear. Noon to 1 p.m. Free. Woodrow Wilson Plaza, Ronald Reagan Building and International Trade Center, 1300 Pennsylvania Ave. NW. 202-312-1300.
- Patrick Pope of Charlotte, N.C., will present an organ recital. 12:15 p.m. Free. National City Christian Church, 5 Thomas Circle NW. 202-797-0103.
- The Friday Music Series will feature classical guitarists Thomas Flippin and Christopher Mallett performing as Duo Noire. A panel discussion on “Women in Music: Current Disparities and Ways to Address Them” will follow. 1:15 p.m. Free. McNeir Auditorium, Georgetown University, 37th and O streets NW. 202-687-2787.
- Radim Zenkl, the U.S. National Mandolin Champion, will present an evening of mandolin, mandola, ethnic flutes, didgeridoo and vocal music. 6:30 to 8:30 p.m. Free; reservations required. Conservatory Garden Court, U.S. Botanic Garden, 100 Maryland Ave. SW. 202-225-8333.
- St. Paul’s Parish K Street will host “Music Gala 2017,” featuring the St. Paul’s Parish Choir with the Boy and Girl Choristers. A gala reception and silent auction will follow, with event proceeds benefiting the music ministry at St. Paul’s and students at the Bishop Walker School in Southeast D.C. Champagne reception for benefactors and major supporters at 6:30 p.m.; concert at 7:30 p.m. $50. St. Paul’s Parish K Street, 2430 K St. NW. stpauls-kst.com.
- Jinhai Wang will perform “Pavarotti & Lanza Voices,” featuring a program of popular and operatic melodies. 7 p.m. $88. Family Theater, Kennedy Center. 202-467-4600.
- The Mid-Atlantic Symphony Orchestra and its conductor, French maestro Julien Bénichou, will present “East and West of the Rhine,” featuring French violinist Virgil Boutellis Taft. 7:30 p.m. $60; reservations required. Embassy of France, 4101 Reservoir Road NW. midatlanticsymphony.org.
- NSO Pops will present “The Life Aquatic: A Tribute to David Bowie,” featuring Brazilian actor/musician Seu Jorge. 8 p.m. $25 to $89. Concert Hall, Kennedy Center. 202-467-4600.
- D.C. bands Ménage À Garage, The Prahns, District Sky Punch and Son Cosita Seria will present a benefit concert for Sanctuary DMV, a group dedicated to protecting immigrants and targeted communities in D.C., Maryland and Virginia. 9 p.m. $10. Slash Run, 201 Upshur St. NW. 202-838-9929.
Discussions and lectures
- “Natural Gas in Europe: Finding the Balance Between Market and Geopolitical Challenges: A View” will feature Marco Alverà, CEO of Snam, in conversation with Vali Nasr, dean of the Johns Hopkins University School of Advanced International Studies. 9:45 to 11 a.m. Free; reservations required. Kenney Herter Auditorium, Nitze Building, Johns Hopkins University School of Advanced International Studies, 1740 Massachusetts Ave. NW. sais-jhu.edu.
- Slavic tree enthusiast Radim Zenkl will discuss how to identify Slavic trees such as the linden, the national tree of the Czech Republic. Noon to 1 p.m. Free; reservations required. Conservatory Classroom, U.S. Botanic Garden, 100 Maryland Ave. SW. 202-225-8333.
- The Osher Lifelong Learning Institute at American University will present a book talk on “The Billion Dollar Spy: A True Story of Cold War Espionage” by author David Hoffman, a contributing editor and a member of the editorial board at The Washington Post. 1:30 to 2:30 p.m. Free; reservations required. Spring Valley Building, American University, 4801 Massachusetts Ave. NW. olli-dc.org/lecture_series.
- Mark Bray will discuss his book “Antifa: The Anti-Fascist Handbook.” 7 p.m. Free. Politics and Prose, 5015 Connecticut Ave. NW. 202-364-1919.
- The Japan Information and Culture Center’s “Animezing!” series will feature Eiichi Yamamoto’s 1966 movie “Kimba the White Lion.” 6:30 p.m. Free; reservations required. Japan Information and Culture Center, 1150 18th St. NW. www.us.emb-japan.go.jp/jicc.
- The Mayor’s Office on Asian and Pacific Islander Affairs will host an outdoor screening of “Mulan,” with arts and craft activities for families before the film. 6:30 p.m. Free. Chinatown Park, 5th Street and Massachusetts Avenue NW. 202-727-3120.
- Union Market will present “Clue” as part of its monthly drive-in movie series. Gates open at 6:30 p.m.; film begins at 8 p.m. $10 per car; free for walk-up fans in the picnic area. Parking lot, Union Market, 1305 5th St. NE. unionmarketdc.com.
- Reel Affirmations XTRA will present Dante Alencastre’s “Zoey,” about a 13-year-old transgender activist in Downey, Calif. A Q&A with the director will follow. 7 p.m. $12 to $25. Human Rights Campaign, 1640 Rhode Island Ave. NW. reelaffirmations.org.
- The Local Dance Commissioning Project will present “When Snails Collide,” featuring choreography by Kyoko Ruch. 6 p.m. Free. Millennium Stage, Kennedy Center. 202-467-4600.
- Invisible Knapsack will present an improv comedy show that will delve into pressing social justice issues. 7 to 8 p.m. Free; reservations requested. The Potter’s House, 1658 Columbia Road NW. pottershousedc.org.
- The Washington Nationals will play the Pittsburgh Pirates. 7:05 p.m. $12 to $370. Nationals Park, 1500 South Capitol St. SE. 888-632-6287. The series will continue Saturday at 7:05 p.m. and Sunday at 3:05 p.m.
- The Washington National Cathedral’s “Angels and Monsters Tower Climb” will feature a close-up look at various gargoyles and grotesques while visiting the open-air walkway wrapping around the two western towers. 10 a.m. $50; reservations required. Washington National Cathedral, Massachusetts and Wisconsin avenues NW. cathedral.org.
- The American University Museum will present a docent-led tour of one of its fall exhibitions. 11:30 a.m. Free. American University Museum, Katzen Arts Center, American University, 4400 Massachusetts Ave. NW. 202-885-1300.
- In partnership with The Atlantic magazine, the National Portrait Gallery will present a gallery tour highlighting American writers featured in the 160-year-old publication’s pages during the 19th century, at noon; and writers featured in the 20th century, at 2:30 p.m. Free. G Street lobby, National Portrait Gallery, 8th and F streets NW. 202-633-1000. The tours will be offered at 11:45 a.m. and 1:30 p.m., respectively, on Sept. 30 and Oct. 1.
- The Heurich House Museum will host a “Brewmaster Tour,” featuring a one-hour guided tour through the mansion and a half-hour craft beer tasting in the conservatory. 4 to 5:30 p.m. $25. Heurich House Museum, New Hampshire Avenue and 20th Street NW. heurichhouse.org.