FRIDAY: >> Stop by Velvet Lounge to lend your support to John Stabb, singer of the legendary D.C. hardcore act Government Issue, who’s struggling to pay medical bills after being attacked near his home in Burtonsville, Maryland. $8, doors at 9 p.m. >> The Quarry House in Silver Spring hosts recent Three Stars alums The Hall Monitors along with New York’s The Brides. Cover merely advertised as “real cheap,” show starts at 9 p.m. >>…