Keith Haring has
been in two exhibitions at MoMA,
between 1988 and 1990.
31 January to 19 April 1988
Jasper Johns, Robert Rauschenberg, Ben Shahn and Claes Oldenburg, among others, were involved.
13 November 1989 to 13 March 1990
Andy Warhol, Larry Rivers, Sol LeWitt and Christo (Christo Javacheff), among others, were involved.