Fresh from performing with Bob Dylan at the Grammys, the North Carolina folk-rock band, led by brothers Scott on banjo and Seth on guitar, are gaining more and more recognition by the day. Tonight, Friday, Feb. 18, at 8 p.m. D.A.R. Constitution Hall, 1776 D St. NW. Remaining tickets are $35. Call 202-628-1776 or visit dar.org/conthall.