Everything #21 Final Performance, March 2011, Cairn Gallery, Scotland. Performer: Laurie Clark. Filmed by Colin Fraser Wishart. Edited by Carmel Olivier. Concept by Tom Clark. Cairn Editions 2011. Four blackboards, each covered with single handwritten sentence repeated 25 times in white chalk handwritten cursive text. Dimensions variable. #10001. Collection of the Adrian Piper Research Archive Foundation Berlin. © APRA Foundation Berlin.