Conductor Frans Bruggen (R) leads the Orchestra of the Eighteenth Century during a rehearsal of the Special Concert on the 200th Anniversary of Fryderyk Chopin's Birth at Warsaw Philharmonic Hall February 26, 2010. Poland is celebrating the 200th birthday of one of its most famous sons, composer Frederic Chopin. REUTERS/Kacper Pempel (POLAND - Tags: ANNIVERSARY ENTERTAINMENT SOCIETY)