Books and Authors

GREG CRITSER -- Wednesday at 7 p.m. The author who chronicled America's obesity problem in "Fat Land" discusses and signs his new book, "Generation Rx," which argues that many common drugs may harm us more than they help. Politics & Prose, 5015 Connecticut Ave. NW. Free. 202-364-1919.

JOHN HODGMAN, DAVID REES, JONATHAN COULTON AND ADAM MAZMANIAN -- Friday at 8 p.m. Hodgman reads from his "compendium of complete world knowledge," Rees presents his subversive new comic book, "Get Your War on II," and Coulton and Mazmanian perform songs about losers, giant squids and mathematics. Warehouse Next Door, 1017 Seventh St. NW. Free. 202-783-3933.

Comedy

DC'S YOUNG BUCKS OF COMEDY -- Today at 7:30 p.m. Stand-up from local comics Sampson, Keith "The Comedian" Dent, Ryan Conner (who doesn't believe in pirates) and Seaton Smith. DCAC, 2438 18th St. NW. $10. 202-462-7833.

Concerts

CARLY SIMON -- Tuesday at 7 p.m. The veteran singer-songwriter supports her new album, "Moonlight Serenade." DAR Constitution Hall, 1776 D St. NW. $47.50-$67.50. 202-397-7328.

JUSTIN JONES -- Wednesday at 9 p.m. The local folksinger plays with roots-rockers Chris Mills and the New Miserable Bastards. Black Cat, 1811 14th St. NW. $7. 202-667-7960.

ANDREA LEBLANC & MALCOLM CAMPBELL -- Friday, 5:30-8:30 p.m. A jazz happy hour with local musicians. Restaurant Kolumbia, 1801 K St. NW. Free. 202-331-5551.

A CELTIC CHRISTMAS -- Saturday at 4 and 8 p.m. Dec. 4 at 4 p.m. The Linn Barnes & Allison Hampton Celtic Consort celebrates the 20th anniversary of the seasonal concert series. Historic Dumbarton Church, 3133 Dumbarton St. NW. $28. 202-965-2000.

Dance

THE SUZANNE FARRELL BALLET -- Today at 2:30 and 8 p.m. The center's newly appointed artistic adviser for ballet presents an all-Balanchine program, including performances of "La Source," "Duo Concertant," "Clarinade" and "La Valse." Kennedy Center, 2700 F St. NW. $50-$65. 202-467-4600.

Exhibits

HEY, IS THAT A BOY OR A GIRL? -- Closes today. Visual art, writings, film, sound installation and performance art, all addressing issues of gender identity and sexuality. Warehouse, 1021 Seventh St. NW. Free. 202-783-3933.

OPTIONS 2005 -- Closes today. A group exhibit supports new and under-recognized talent. Media includes painting, drawing, print, photography and sculpture. Former Staples Store, 3307 M St. NW. Free. 202-639-1828.

WAYNE TRAPP -- Closes today. Paintings and steel sculpture from the artist specializing in large outdoor work. Zenith Gallery, 413 Seventh St. NW. Free. 202-783-2963.

REMAINS: DRAWINGS, ETCHINGS AND LITHOGRAPHS -- Opens Tuesday. Reception Friday, 5-8 p.m. Through Dec. 24. Works by local artist Jenny Freestone continue the thematic progression presented in two earlier solo exhibitions. Washington Printmakers Gallery, 1732 Connecticut Ave. NW. Free. 202-332-7757.

MOTI/ON -- Closes Wednesday. An interactive media exhibition highlights screen-based works and installations that explore the relationships between physical and virtual space. Sponsored by the interactive media department at Maryland Institute College of Art. Flashpoint, 916 G St. NW. Free. 202-315-1310.

COMMEMORATING THE 50TH ANNIVERSARY OF AN ACT OF COURAGE -- Opens Thursday. Includes a diagram of the bus showing where Rosa Parks was seated on Dec. 1, 1955, a police report on her arrest and her fingerprint chart. National Archives, 700 Pennsylvania Ave. NW. Free. 202-501-5000.

FLAT AND 3 D -- Closes Saturday. Paintings, mixed-media works, city drawings and digital prints and drawings. District Fine Arts, 1726 Wisconsin Ave. NW. Free. 202-328-9100.

Miscellaneous

TREE LIGHTING CEREMONY -- Tuesday at 6 p.m. Part of the Norwegian Christmas at Union Station Festival. Nine-time New York Marathon winner Grete Waitz lights the 8,000 bulbs on the 30-foot Christmas tree. The Washington National Cathedral Choral Society and the Norwegian Lage Lund jazz ensemble perform. Union Station, 50 Massachusetts Ave. NE. Free. 202-289-1908.

Movies

FILMMAKERS FOR THE PROSECUTION: BUDD SCHULBERG, STUART SCHULBERG AND THE NUREMBERG TRIAL -- Tuesday at 7 p.m. Commemorating the 60th anniversary of the landmark International Military Tribunal at Nuremberg, a program examines the role of film as documentary evidence in the war crimes trial. Stuart's daughter Sandra Schulberg and Budd discuss the development of "The Nazi Plan" (1945), which was introduced as evidence at Nuremberg and which Budd was instrumental in producing, as well as "Nuremberg: Its Lesson for Today" (1947), which was produced by Stuart. U.S. Holocaust Memorial Museum, 100 Raoul Wallenberg Pl. SW. Free. 202-488-0400.

IT'S A VERY MERRY MUPPET CHRISTMAS MOVIE -- Saturday at 10 a.m. Kermit, Miss Piggy and their Muppet friends pay homage to classic holiday films, with appearances by Joan Cusack, Whoopi Goldberg, David Arquette, Carson Daily, the cast of "Scrubs," Joe Rogan and others. The Avalon Theatre, 5612 Connecticut Ave. NW. $5. 202-966-6000.

Theater

MUCH ADO ABOUT NOTHING -- Closes today. Director Nick Hutchison sets the Bard's tale about matrimonial intrigue in a V-E Day celebration just after World War II. Folger Shakespeare Library, 201 East Capitol St. SE. $30-$39. 202-544-7077.

A TUNA CHRISTMAS -- Today at 1 and 6:30 p.m. Joe Sears and Jaston Williams return with their portrayal of 24 citizens of Tuna, Tex., who try to cope with traditional seasonal disasters. Warner Theatre, 13th and E streets NW. $25.50-$45.50. 202-783-4000 or 202-397-7328.

TRUTH (WELCOME TO THE DOWN LOW) -- Opens Thursday. Through Dec. 18. Steven A. Butler's play is about secretly homosexual married men torn between who they are and what is expected of them. H Street Playhouse, 1365 H St. NE. $25. 202-256-2764 or 800-494-8497.

GET LISTED. The Sunday Source lists events as space permits. E-mail or fax notices -- with dates, times, address, cost and phone number -- to sourcelist@washpost.com or 202-496-3537. Or mail them to Listings, Sunday Source, The Washington Post, 1150 15th St. NW, Washington, D.C. 20071-5650. Deadline is two weeks before publication.