Hockey: The Washington Capitals play the Ottawa Senators. [3 p.m. Verizon Center, 601 F St. NW] Bruno Nasta: The violinist performs Gershwin, Joplin and more with an ensemble. [6:30 p.m. National Gallery of Art, Constitution Avenue and Seventh Street NW]

Craig Williams: The guest organist from West Point, N.Y. performs. [5:15 p.m. National Cathedral, 3101 Wisconsin Ave. NW]

"Pope's Jefferson Memorial": A lecture on John Russel Pope's design and its Greek and Roman inspirations. [3 p.m. Thomas Jefferson Memorial, SW]

"Works on Paper by African Americans": Curator Ruth Fine discusses the growth of the National Gallery of Art Collection. [2 p.m. National Gallery of Art, Constitution Avenue and Third Street NW]

"South Pacific": The last performance of the Broadway musical by Rodgers and Hammerstein. [7:30 p.m. Kennedy Center, 2700 F St. NW]

In Unison: An exhibit of monoprints by 20 local artists. [10 a.m. Kreeger Museum, 2401 Foxhall Road NW]

The Public Vaults: An exhibition of virtual stacks with interactive displays of historic documents, films, maps and photographs. [5:30 p.m. National Archives, 700 Pennsylvania Ave. NW]

The Luxury Wedding Show: A glamorous array of ideas and vendors for your big day. [11 a.m. J.W. Marriott Hotel, 1331 Pennsylvania Ave. NW]

NBC 4 Health and Fitness Expo: The latest in staying healthy and strong. [9 a.m. Washington Convention Center, 801 Mount Vernon Place NW]

Underground scene

In Layman Terms: The family band performs with Holly Montgomery. [1:30 p.m. Jammin' Java, 227 E. Maple Ave., Vienna]

Prince vs. Prince: A dance event hosted by DJ Dredd. [9 p.m. Black Cat, 1811 14th St. NW]