After the sudden passing of Guido Six and his son Jef, the ICA entrusted the planning of ClarinetFest® 2018 to Eddy Vanoosthuyse in his stead. Guido served as the artistic director for two ClarinetFests®, 1993 in Ghent and 1999 in Ostend. The Annual Guido Six International Clarinet Choir Festival was founded during this ClarinetFest®.