Teresa Reese and Klif Hodgkin swing dance during the 'First Night Alexandria' at the George Washington Masonic Memorial last New Year’s Eve. (Astrid Riecken/FOR THE WASHINGTON POST)

The Firecracker Jazz Band performs at 6 p.m. in the KC Dance Hall in the Grand Foyer.

In the late 1990s Gap helped introduce swing dancing to a whole new generation. The ad follows the jump.

Winyan Soo Hoo contributed to this post.