Best gardens, Nellie McKay and more features from Weekend If you've ever needed a break from the city's concrete jungle, don't miss this guide to the area's most gorgeous gardens. You'll find tips on these and more in this week's issue of Weekend. We pick the best events this weekend, including the Bethesda Literary Festival, Earth Day on the National Mall and a family weekend to welcome the space shuttle Discovery. Support a good cause this Thursday with Dining Out for Life. Participating restaurants will donate a portion of their proceeds to Food & Friends, a group that provides meals to Washingtonians living with HIV/AIDS, cancer and other illnesses. Nellie McKay performs cabaret-style shows about women with unusual roles in U.S. history, and her new album - "I Want to Live!" - is no exception. Described by McKay as a "death row musical revue, it takes inspiration from convicted killer Barbara Graham. Also read record reviews from twee-pop group Allo Darlin," roots-punk band Lucero, folk-pop group the Lumineers, local noisegaze band Screen Vinyl Image and Minnesota bluegrass group Trampled by Turtles. Fritz Hahn takes a look at two D.C. bars dispensing shots and even cocktails through - taps? Yes, taps. Read more about where to get spirits on draft. After leaving a gastropub in London, Ian Reeves became the head chef at Queen Vic, and one of his first moves was to ditch the pub's burger and transformed the menu with English staples. Read more about the restaurant's tasty selections from across the pond. Gala Hispanic Theatre puts on two shows celebrating the tango. Puro Tango brings singers, musicians and actors from Argentina and Urguay to the stage. Local group QuinTango focuses on legendary tango singer Carlos Gardel, a name that, in Argentina, means "the best." "Next At The Corcoran" is an exhibit of B.F.A. thesis projects from the school's graduating seniors, so it's your chance to see some of tomorrow's hotshot artists today. Get the latest movie reviews, including the all-star romantic comedy "Think Like a Man" and the new hockey comedy "Goon."