This wall construction consists of various found elements with a mirror placed in the center. The name suggests a personal connection with Kaprow, though the photographs are of unknown figures. When catching their reflection, the viewer is unwittingly implicated in a participatory role, completing the piece. Grandma's Boy uses participation to give meaning to its form and illustrates Kaprow's move towards a more personal focus in his work.
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.