The Alexander Graham Bell Association for the Deaf's 15th anniversary benefit honoring Gilbert M. Grosvenor is at the National Geographic Society. Tickets start at $350. Call 202-872-0393.
The American Diabetes Association's gala "A Mystery Knight to Remember: An Evening With Gladys Knight" at the National Building Museum benefits the association's Elizabeth Knight Fund, which honors the singer's mother. Tickets start at $250. Call 703-556-0863.
United Cerebral Palsy of Washington and Northern Virginia's Tribute to BusinessWomen Luncheon at the Willard Inter-Continental Hotel honors Katherine Clark of Landmark Systems Corp. and Marie C. Johns of Bell Atlantic. Tickets: $65. Call 703-360-2060.
The Women's Information Network's Women Opening Doors for Women gala offers a reception at the Woman's National Democratic Club that is followed by 20 simultaneous informal dinner parties in private homes. Tickets: $60 ($45 for WIN members). Reception only tickets: $10. Call 202-347-2827.
Christian Lacroix is designing this year's Washington Opera Ball, which is at the French ambassador's residence. Dinner parties given by members of the diplomatic corps precede the ball. Dancing to the Bob Hardwick Sound. Tickets start at $450. Call 202-295-2486.
K.C. and the Sunshine Band are performing at the Larry King Cardiac Foundation's party, "A Night at the Brighton Beach Theater at Coney Island," at the Four Seasons Hotel. Tickets: $150. Call 301-206-2213 or 703-761-4200.
A "Gala Hoe-Down" to benefit UCM, a community social services agency working in Alexandria's Route 1 corridor, is at the Justin Snowden Farm in Alexandria. Tickets start at $125. Call 703-768-7106, ext. 325.
The Great American Barbecue and Barn Dance to benefit the Washington Chorus is at Montevideo, the Kiplinger family farm in Poolesville, to benefit the Washington Chorus. Tickets start at $125. Call 202-342-6221.
The Mount Vernon College Tennis Classic sponsored by the Mount Vernon Alumnae Association -- proceeds benefit a scholarship fund for women enrolled in education and leadership programs at the George Washington University at Mount Vernon College -- is at the Mount Vernon campus and includes a courtside buffet. Tickets: $35 ($25 for Mount Vernon alumnae). Call 202-625-4607.
The Maryland Federation of Art's third annual For Art's Sake fund-raiser is at Hidden View Farm in Annapolis. Tickets are $150 a couple. Call 410-268-4566.
The Capital Restaurant and Hospitality Awards Gala at the J.W. Marriott benefits the Greater Washington Hospitality Foundation. Tickets: $150. Call 703-528-4800.
The Foundation for Physical Therapy's Fun Raiser, a gala and auction at the Grand Hyatt Washington, supports physical therapy scientific and clinical research. Tickets: $150. Call 800-875-1378.
The 13th Annual Ballston Pops With Silent Auction to benefit the Arlington Symphony is at the Ballston Common Mall. Sydney's Swing Orchestra and a silent auction are featured. Tickets: $30. Call 703-528-1817.
To be continued next week