Shelby Young dancing: “Night Waltz” in Reston Community Players’ production of A Little Night Music, choreography by Philip Smith-Cobbs; “Don’t Quit While You’re Ahead” and “Off to the Races” in The British Players’ production of The Mystery of Edwin Drood, choreography by Valerie Mikles, as well as videos from Glen Echo Swing Dance Social (recorded with permission of dance partners) and some private rehearsal clips.