Step Afrika!’s Magical Musical Holiday Step Show is at The Atlas on H Street NE from Dec. 12 to 22. Stomping feet and clap hands to energetic beats from Step Afrika! and special guest, DJ Frosty the Snowman. The show is suitable for ages 4, up. Tickets are $25 to $45. The Atlas, 1333 H St. NE. atlasarts.org.