In honor of the 38th anniversary of Earth Day, the 'Superbroke Brass and Tin and Strings Electric Marching Band Ensemble Manifesto' perform at the Third Street Promenade during "Earth Day at the Promenade" on Saturday, April 12, 2008. The entire Promenade between Broadway and Wilshire was transformed into a FREE EcoFest with 90 fascinating exhibits. Earth Day is intended to inspire awareness of and appreciation for the  Earth's environment.