Benefits with carnival themes dominate February's Datebook.

Feb. 2

"Celebrate Cole Porter!," the Levine School of Music's gala benefit concert and party celebrating the centennial of the Hollywood composer's birth, will be held at the Kennedy-Warren Ballroom. A concert featuring Porter music performed by members of the Levine faculty will be followed by dancing to the Kabarett Washington Orchestra. Tickets start at $100; proceeds from the event will support Levine School of Music programs, including financial aid and community outreach activities. Call 202-337-2227.

Feb. 6 Green Door, a vocational rehabilitation program for chronically mentally ill and homeless adults in the District, is celebrating the opening of its newly renovated home, the historic Denman-Werlich mansion on 16th Street, with two receptions. On Feb. 6, Pamela Harriman, co-chair of the Campaign for Green Door, which has raised $2 million for renovations to the house and vocational equipment, is speaking at a reception for donors and friends at the mansion. On Feb. 20, there is a reception for community leaders and local government officials to thank them for their support of the Green Door and its community programs. Feb. 8

"Carnival!," a gala to benefit the Washington AIDS Fund, features an auction of original carnival masks especially designed and donated for the occasion by Bill Blass, Carolyne Roehm, Adolfo, Kenneth Lane and others. Sponsored by the Washington Charitable Fund, the event at the Sheraton Washington Hotel will help support programs that serve children and families affected by AIDS. Black-tie or carnival attire is requested for this reception and dinner-dance, which also features a carnival procession and music by Centrestage. Tickets are $250. Tickets for after-dinner guests are $150. Call 202-857-0060. Feb. 9

A "Venetian Carnevale," a benefit for the Christopher Columbus 1992 Celebration of the National Italian American Foundation at Union Station, will feature dancing, champagne and a buffet. Festive attire is encouraged. Tickets are $60. Call 202-638-0220.

WASH-FM radio and the National Kidney Foundation's "Chocolate, Champagne & Casino Gala" at Georgetown Park will feature a silent auction, casino games and chocolate desserts and delicacies prepared by the students of L'Academie de Cuisine and chef Francois Dionot. Tickets are $50. Call 202-337-6600.

"Club Appalachia" is the theme of the Studio Theatre's annual gala, in conjunction with the theater's current production of "Unchanging Love," a drama set in Appalachia. Guests of the gala are dispersed to 15 dinner parties around town before they all gather at the architectural studios of Devrouax & Purnell for dessert, champagne and entertainment. Folk singers the Smith Sisters, blues guitarist John Jackson, acoustic harmonica player Phil Wiggins and guitarist John Jennings will perform and will be joined by the cast of "Unchanging Love" after the show. The celebration will benefit the theater and its current production. Tickets are $125. Call 202-232-7267.

"City of Lights -- Romantic Nights" is a black-tie gala being given by BRAVO! For the Washington Opera, an organization of young patrons, at the Sequoia restaurant at Washington Harbour. The gala features dancing to the Rough Band. Tickets for members cost $55 if purchased by Feb. 1 and $65 afterward; tickets for nonmembers cost $65. Call 202-416-7838.

The fifth annual Valentine Ball of the Potomac Chapter of Meeting Planners International at the Ritz-Carlton at Pentagon City is a benefit for D.C. Central Kitchen. Tickets to this cocktail reception and dinner, which features a silent auction, raffle and dancing, start at $80. For information, call Marguerite Leishman at 703-684-3345.

The D.C. Partners of Brasilia's "Seventeenth Annual Brazilian Carnival," at the Omni Shoreham Hotel, features a costume contest and dancing to George Andre and his 15-piece Brazilian Samba Band. Tickets are $40. The special beneficiaries of this year's carnival are the mothers and children of Paranoa, an impoverished community near Brasilia. Call 301-229-0104. Feb. 10

Imagine what fun it would be to have Jean-Louis Palladin of Jean-Louis at the Watergate cook dinner for 10 at your home. At Les Dames d'Escoffier's "Fifth Annual Epicurean Food & Wine Auction" at the River Club, a dinner by Jean-Louis for 10 is one of the 200 items up for auction. The evening features a cocktail reception and benefits the Anne Crutcher Professional Fellowship Fund, which awards scholarships to candidates pursuing professional studies in the food and wine field. Tickets are $50, by reservation. Call Marcia Fox at 703-998-3079. Feb. 12

Entertaining People's annual benefit for the Washington Home is an exhibit of furnished rooms as they would be designed for prominent clients by prominent interior decorators. This year's exhibit, "Entertaining Te~te a` Te~te," is open to the public Feb. 13-17 at the Mayflower Hotel. On Feb. 12, there is a reception and dinner to preview the exhibit at the hotel. Admission to the exhibit is a $5 donation. Tickets to the preview night party are $200, by reservation. Home furnishings, antiques, garden enchantments and more are for sale at the show's boutique. A coffee lecture, lecture luncheons, a silent auction, an ice cream social for children and a night of comedy are also featured. For further information, call 202-332-SHOW. Feb. 16

Youth at Risk's third annual "Hearts for Youth" benefit -- a reception and dinner -- at the Grand Hyatt will feature a multimedia production and dancing. Individual tickets are $150. Call 703-264-0799. Feb. 27

Joyce Brothers, Sen. Edward M. Kennedy (D-Mass.), Sen. Orrin G. Hatch (R-Utah), Sen. Howard M. Metzenbaum (D-Ohio) and Sen. Nancy L. Kassebaum (R-Kan.) will be among the speakers at the National Foundation for Depressive Illness's dinner benefit at the National Building Museum. Mark Russell will entertain. Individual tickets are $1,500. Patron tickets at $25,000 include an invitation for two to a private reception Jan. 28. Call 202-483-8006.