Since calling RFK Stadium home the last 18 years, the Stone Soul Picnic has evolved into one of the District's premier summer music celebrations. Residents and visitors of all ages can enjoy a FREE family-friendly event featuring hours of live performances and festivities including games, food vendors, children's activities, product sampling and more. This year's performance lineup includes Heavy D, Mary Mary, Ginuwine, Ruben Studdard, Chico Debarge and Chuck Brown, among others.     

Grab the grill and all the fixin's for a great tailgate and head over to RFK Stadium and watch as D.C. United takes on David Beckham and the Los Angeles Galaxy. This match is the only time these two teams will meet on United's home field this season. Their first meeting this year, United's season opener, ended in a 2-2 tie in L.A.

Tickets are available at www.dcunited.com. 

Join thousands of riders and bike enthusiasts for this year's HIV/AIDS charity motorcycle ride hosted by radio personality Big Tigger, in partnership with WPGC Radio and the Street Corner Foundation. Ride For Life is a fundraising and awareness campaign benefiting HIV/AIDS. Registration and staging begins at RFK Stadium at 8 a.m. and the ride kicks off at 12 p.m., ending with a grand finale and cookout at Six Flags America Theme Park in Upper Marlboro, Md.

Washington D.C.'s flagship men's tennis tournament returns for its 41st year, boasting one of the strongest player fields in Classic history and the recent designation as one of the top 20 men's tournaments in the world. Three-time Legg Mason champion Andy Roddick (pictured above right) and defending champion Juan Jartin Del Potro lead a lineup featuring 10 of the world's top 20 players.