Lek and Sowat have secretly invited graffiti writers to work with chalk and water on a blackboard at the Palais de Tokyo. The result is an incredibly cool video that documents the experience whilst exploring the questions of relocating from the street to the institution, violence and destruction, and the fragility of a trace.

With (by order of appearance) Philippe Baudelocque, Wxyz, Alëxone, Smo, L’Outsider, Sowat, Babs, Skki, Jay one, Tcheko, Apôtre, Kan, Seb174, Sambre, Nassyo, Popay, Spé, Fléo, Lek, Dem189, Swiz and Jacques Villeglé.