WASHINGTON, DC - May 5th, 2014 - Dave Grohl of the Foo Fighters performs at the 9:30 Club in Washington D.C. as part of the birthday celebration for Big Tony of Trouble Funk. Grohl hosted the event, played drums with during a set with members of Scream and Bad Brains as well as performing a full set with the Foo Fighters. (Photo by Kyle Gustafson / For The Washington Post)