On November 7, 2019, a special concert took place to mark the release of the album Michel Herr : Positive (Music for sextet and string quartet)
Bert Joris (trumpet), Dré Pallemaerts (drums), Benoît Leseure (1st violin), Pierre Heneaux (2nd violin), Jean-François Durdu (viola) & Merryl Havard (cello)
