Happenings (Art)

Action theater
Event art
nne Happening (Art)
Manifestations (Happenings)
Mixed means, Theater of
Painter's theater (Happenings)
Realizations (Happenings)
Theater of mixed means
Total art (Happenings)
Total theater (Happenings)

AAT, September 1, 2015 (happenings; BT time-based works; UF action theater; event art; manifestations (happenings); painter's theater (happenings); realizations (happenings); theater of mixed means; total art (happenings); total theater (happenings); action theatre (happenings); painter's theatre (happenings); theatre of mixed means (happenings); total theatre (happenings); scope: Works from the 1950s and 1960s that were unique, unrehearsed events, often combining elements of theater, music, and the visual arts. Usually nonverbal, they may incorporate visual, tactile, and olfactory responses, chance, and audience participation. The term was coined by artist Allan Kaprow.)
Radical prototypes : Allan Kaprow and the invention of happenings, c2011: page ix (term "happening" coined by Kaprow in 1958 to name a new collage form of performance)