The Beat's Annual Sounds of Summer Guide. Our area’s top live music venues and big cities will be jamming this summer.  Here are highlights from all three, along with a look at what Stamford, Norwalk, and Bridgeport have on tap downtown. The Ridgefield Playhouse. ridgefieldplayhouse.org. Fairfield Theatre Company. fairfieldtheatre.org. The Capitol Theatre. capitoltheatre.com. Alive@5. Wednesday Nite Live. stamford-downtown.com. Bridgeport Downtown Thursday. downtownthursdays.com. RCA Summer Music Festival in Rowayton.