Madness got you down? These picks get the weekend ball rolling.

BUY
Robert F. Kennedy Memorial Fundraiser
What: An online auction to support the Memorial’s human rights work. Items include a day with Tony Hawk, lunch with Joe Wilson and Valerie Plame, and a private tour of Oscar de la Renta’s showroom.
Why: Only those who dare to fail greatly can ever achieve greatly.
When: Thru Apr. 6.
Where: Online at charitybuzz.com.

National Jean Company Opening Sale
What: The new shop celebrates with 15 percent off lines like Fighting Eel, Madison Marcus, and Cheap Monday.
Why: Put some wind in your sale.
When: Fri. & Sat., 11 a.m.-8 p.m.; Sun., 11 a.m.-5 p.m.
Where: 7301 Woodmont Ave., Bethesda (301-907-0295).

DO
Pay What You Can Yoga
What: Proceeds from a drop-in yoga class go to Washington Parks & People and the Josephine Butler Parks Center.
Why: Stretches everything but your wallet.
When: Thru May 31. Thurs., 6:15-7:15 p.m.
Where: Josephine Butler Parks Center, 2437 15th St. NW, at Euclid St. More info at 202-262-1480.

SEE
See All Fifteen at Once
What: An installation of Alabama sign photos by local artist Cynthia Connolly is accompanied by a Southern-style lunch and punch on a makeshift porch.
Why: It’s a matter of taste.
When: Sat., noon-3 p.m.
Where: Arlington Arts Center, 3550 Wilson Blvd., Arlington (703-248-6800).

EAT
Oyamel
What: Recently reopened Mexican fave now serves lunch.
Why: It’s a guac star.
When: Sun. & Mon., 11 a.m.-10 p.m.; Tues.-Thurs., 11:30 a.m.-11:30 p.m.; Fri. & Sat., 11:30 a.m.-midnight.
Where: 401 7th St. NW, at D St. (202-628-1005).