Mercredimusics is a series of concerts held every Wednesdays, 8:30 pm at Casa Obscura (Montréal). Many different musicians gather for these intimate improvisation evenings. The next Mercredimusics will be held on Decembre, 09 2009 and will feature Damián Nisenson, Amélie Provost, Jean Derome, Nicolas Caloia and Daniel Emden.