Weekend Fare - NYTimes.com A "Yacht Rock" party with a tropical theme will be held on Fridays from 1 to 5 p.m. at Little Muenster, 100 Stanton Street (Ludlow Street) on the Lower East Side. Besides the gourmet grilled cheese sandwiches, there will be sangria and beer specials. Starting Friday until July 14, La Fonda del Sol, 200 Park Avenue (44th Street at Vanderbilt Avenue in the MetLife Building), is celebrating the San Fermín festival in Pamplona, Spain, known for the running of the bulls, with a special tapas menu. A variety of tapas will be sold for $9 each, or three for $22. A new Parisian-themed happy hour with live music from 5 to 7 p.m. daily begins today at Winston's Champagne Bar, 420 Park Avenue South (East 29th Street) in the Gramercy area. Deals include $5 beers, $8 glasses of wine, $10 cocktails and $12 glasses of bubbly. More than a dozen Manhattan chefs - including Karen DeMasco, Deborah Racicot, Angela Pinkerton and Rachel Binder - have donated cookies for the Cookies for Kids" Cancer benefit on Saturday from 3 to 6 p.m. at Amagansett Square in Amagansett, N.Y. Some of the cookies are sold online, 10 varieties at $30 a dozen. Proceeds will go toward pediatric cancer research. Sushi Samba, a Japanese-Latin fusion restaurant with locations in Manhattan, will introduce a new brunch menu this weekend, available on Saturday and Sunday from 11:30 a.m. to 4 p.m. Items like house-made quinoa waffles topped with kuromitsu and warm vanilla-cinnamon butter, and a South American-style frittata, will be available. New cocktails will also be on the menu. The Ice Cream Takedown at the Bell House, 149 Seventh Street (Third Avenue) in Gowanus, Brooklyn, on Sunday at 2 p.m., will feature 30 flavors of ice cream. Tickets to the competition are $15, available online or at the door (cash only). As part of French Restaurant Week, Artisanal Fromagerie and Bistro, 2 Park Avenue (32nd Street) in Murray Hill, will have a free tasting of St. Germain on Sunday from 12:30 to 1:30 p.m. The chef Richard Sandoval's first Peruvian restaurant, Raymi, 43 West 24th Street in Chelsea, is starting a happy hour with drinks like pisco sours and sangria, as well as bar snacks. The deal is available Monday to Friday, 5 to 7 p.m., and all night long on Tuesday.