Alex Badham, Amnon Friedman, Annabella Baptista da Cruz, Anna Vogt, Barbara Massacci, Caspar Leander Andresen, Dominik Noé, Ellen Flügge, Elisabeth Wood, Jack Randol, Jan Pfeiffer, Joanna Szproch, Julia Schramm, Kajsa Blom, Lena Hatebur, Leona Bella Zylberberg, Lucy Roleff, Mario Campos Castellano , Max Bach, Matthias Hofmann, Melanie Velarde, Monika Gabriela Dorniak, Noor Suwera, Ola Lewin , Paul Arámbula, Ramsey Arnaaot, Robert Gordon, Stephanie Pennekamp, Suzanne Quesney, Tarren Johnson, Trevor Larson
The Gray Voice Ensemble sang the songs of Albert McCloud at Schönfliesserstrasse 7 (Daytrip) Berlin: 21 & 28 July, 2013, with guest performance by Tarren Johnson.
The Gray Voice Ensemble sang the songs of Albert McCloud at Taborkirche, Berlin: 4 August, 2013, with “Opaque Aid Program” by Stevie Hanley.
Albert McCloud performed with members of The Gray Voice Ensemble at King Ludwig/Museum Ludwig, Cologne: 13 August, 2013.