April 11-12 Zlatne Uste + Ork. Sloboda at EDC + ZU at Millenium Park

Update: here are links to the flyers for these events:
http://www.ethnicdance.net/downloads/spring_fling_2008.pdf

http://www.ethnicdance.net/downloads/Zlatne_Uste_Millennium_Park_2008_v1.pdf

Listed on the EDC calendar :

April 11, 2008
Free Live Music Dance Party - Dancer Appreciation Night
EDC Dance @ Latvian Community Center
Featuring two bands: Zlatne Uste Brass Band (New York) and
Orkestar "Sloboda" (Milwaukee)
Chicago Latvian Community Center
4146 N Elston Ave - Chicago 60618
SW Corner of Elston (NW Diag) and Hamlin (3800W)

And on the Zlatne Uste site, under their Upcoming Events section:

Apr. 12, 2008

Chicago, IL
2 pm, Wrigley Square in Millennium Park, FREE
Chicago Music Without Borders Music Series