Sound Check

If you’re looking to hear some great music this weekend, you’re not going to travel far.

Friday, August 7

O.A.R. w/ Matt Nathanson
Merriweather Post Pavillion
7:30., $30, $38

Cucu Diamentes
Black Cat
9 p.m., $18

Saturday

Tracy Chapman
9:30 Club
8 p.m., $40

Dave Matthews Band
Nissan Pavillion
7 p.m., $40-$75

Sunday

Mos Def
9:30 Club
7 p.m., $35