On Friday, Dec. 13, 10:30 a.m., at the DAR Constitution Hall, 18th and D Streets NW, the United States Air Force Band presents their annual, free Holiday Matinee for Kids. Reservations are required at music.af.mil/Concerts. The concert is approximately 60 minutes. To reserve seats, teachers should send their email, school name, number of students and chaperones attending, and general age or grade level of students attending. After your request is received, you will get a confirmation email. Requests will be taken on a first-come, first-served basis. Once they reach capacity, they initiate a standby list. Those attending should plan on arriving as a group via bus or metro. Street parking also is available.