BAD INFLUENCE at the Hilton Washington Dulles Airport, Herndon

Beginner swing lesson with Sue and Gary 8:30-9pm, dance 9pm-12midnight, $15

Whether performing at a festival, onstage at the Kennedy Center, or on Memphis' hallowed Beale Street, Bad Influence features guitarist Michael Tash, harmonica ace and singer Roger Edsall, bassist-vocalist Bob Mallardi and drummer David Thaler are unabashed crowd-pleasers thanks to their expert ensemble playing, strong melodies, addictive grooves, sly original songwriting, and sheer intensity.