A new Lévy Gorvy Dayan exhibition "Downtown/Uptown: New York in the Eighties" features artists Jean-Michel Basquiat, Francesco Clemente, Jeff Koons, Barbara Kruger, Cindy Sherman, and others. Art dealer Mary Boone and the gallery's co-founder Brett Gorvy, who both worked on the exhibition, talk about the show which is on display through Saturday, Dec. 13.