The National Symphony Orchestra takes on classic movie soundtracks this weekend at Wolf Trap’s Filene Center. Tomorrow night the orchestra accompanies a screening of “The Wizard of Oz,” while on Saturday it presents “Gotta Dance!,” a screening and musical accompaniment of classic dance scenes from such movies as “An American in Paris” and “Singing in the Rain.” Showtime is 8:30 both nights. Tickets are $18 to $38. 1624 Trap Road, Vienna. 703/218-6500.
You rascal, you
Last year gave country trio Rascal Flatts two-chart topping singles, a platinum record and several industry awards. Now with the “Here’s To You Tour 2005,” the group embarks on its biggest headlining tour to date. The tour plays Nissan Pavilion tomorrow night. Up-and-comer Blake Shelton opens for the country heartthrobs. Showtime is 8 p.m. Tickets are $27.50 to $45. 7800 Cellar Door Drive, Bristow. 202/397-SEAT.
After millions of albums and sold-out international tours, the R&B powerhouse Destiny’s Child will call it quits after their current tour to pursue solo careers. The farewell tour pulls into the District on Sunday for one night only at the MCI Center. Tickets are $52.50 to $77.50. Showtime is 7 p.m. 601 F St. NW. 202/397-SEAT.
O.A.R. (Of A Revolution) got its start playing cover tunes on the lawns of Ohio State University fraternity houses. Now, after two critically acclaimed albums and with a new one scheduled for the fall, it will headline at Merriweather Post Pavilion on Saturday. Tickets are $25 to $32. Showtime is 7 p.m. 10475 Little Patuxent Parkway, Columbia, Md. 202/397-SEAT.
The Rosslyn Spectrum returns to its roots as a movie theatre for the Third Annual Slapsticon Silent Comedy Film Festival. Highlights include a tribute to W.C. Fields, a selection of Laurel and Hardy’s early work, the 1922 Mabel Normand classic “Head Over Heels” and a restored version of “Tillie’s Punctured Romance,” starring Charlie Chaplin. All films feature live musical accompaniment. The festival runs today through Sunday. Admission ranges from $10 to $75. Other screenings and events take place at the Library of Congress and the National Gallery of Art. For more information and a schedule call 703/228-1841 or see www.slapsticon.org. 1611 N. Kent St., Rosslyn.
Led by Grace
Vermont rockers Grace Potter & The Nocturnals play the opening slot for local favorites Last Train Home tomorrow night at the Birchmere. Led by 21-year-old singing sensation Grace Potter, the musical foursome plays an original blend of blues, rock, gospel and roots — all music that should blend right into Last Train Homes’ set. Tickets are $16.50. Showtime is $7:30 p.m. 3701 Mount Vernon Ave., Alexandria. 703/573-SEAT.
Cartoons under the stars
The free outdoor movie screenings continue this weekend with the Comcast Film Festival at Ben Brenman Park in Alexandria. The movie lineup includes “Shrek 2” tomorrow, “Spiderman 2” Saturday and “The Wizard of Oz” Sunday. Local restaurants will sell food throughout the evening and give part of the proceeds to charity. Gates open at 7 p.m. to allow everyone a chance for a prime viewing location. Screenings begin at sundown each evening (approximately 8:30 p.m.). 5000 Duke St., Alexandria. 703/838-4343
— Thomas Walter