Here are some myspace pages you guys should check out that are related to MEChA, Aztlan, etc. The 1st page even has a list of all their rallies and meetings.

http://www.myspace.com/index.cfm?fuseac ... 1106045531
http://groups.myspace.com/index.cfm?fus ... 0809073811
http://groups.myspace.com/index.cfm?fus ... 0809073817

Just go to myspace and search for "MEChA" and you will find hundreds of pages to view.