Swissotel the Bosporus Istanbul continues to gather jazz music lovers with the "Ambassadors of Jazz Music are in Town" concert series in Les Ambassadeurs Bar. International Jazz Day will be celebrated on April 30 at Les Ambassadeurs Bar. Manuel Rocheman Trio and soloist Charlotte Wassy will perform live on stage on April 29 and April 30. The concerts will be a tribute to legendary jazz pianist Bill Evans.When: April 30Where: Swissotel the Bosporus