Métarythmes de l’Air, a ten year-old band, consists of the prolific composer Christian Leroy, he is also an occasional keyboard and percussion player, contrebassist José Bedeur, a graduate from Huy Music Schaol, and Philippe Saucez, who has made a name for himself in classical clarinet playing. The trio has recently turned into an octet, with five new musicians, classical, contemporary, jazz or free-jazz: Jeannot Gillis (violin), Ivo Van Der Borght (percussions), Adelsan Defrise (flute), Philippe Leblanc (clarinet and saxophone), Christion Feron (horn).