In this happening, the public was invited to complete a number of tasks using instructions outlined in a score. Kaprow used music theory with new developments in electronic music, theatre, and dance, all combined within a pioneering structure that demanded participatory involvement. 18 Happenings in 6 Parts was performed at the Reuben Gallery in New York and is one of his earliest and most important Happenings, often cited as a turning point for performance art. Kaprow authorized a reinvention of this piece just a few weeks before his death and it was performed in Munich's Haus der Kunst in November of 2006.
Inspired by a true story, Invincible recounts the last 48 hours in the life of Marc-Antoine Bernier, a 14-year-old boy on a desperate quest for freedom.