Manifesto! at Happenstance Theatre
Dada: (noun) an avant-garde art movement of the early 20th century centered in Zurich, New York, and Paris developed in reaction to Word War I, consisting of artists who rejected logic, reason, and aestheticism of modern capitalist society, promoting instead anti-bourgeois ideals through irrationality and nonsense.
For those who the parameters of the art form seem slightly vague (or for those who just plain slept through that particular art history class),