Tour: Switzerland 2017 - Ammann / Davis Quartet April 20, 2017 Thursday @ 8:00 pm Martigny, Schweiz Gig Details Get Directions Venue Details Address Diagonal Bar et Jazz @ Diagonal 6, Rue de L'Hôtel de VilleMartigny, 1920Schweiz Caroline Davis (alto saxophone), Sebastien Ammann (piano), Fabien Ianonne (bass), Noé Franklé (drums)