‘PsychoBarn’ appears on roof of NY’s Met Gallery British artist Cornelia Parker officially unveils her latest work on the roof of the Metropolitan Gallery of Art in New York. Called “Transitional Object (PsychoBarn)”, the work is based on the house in Hitchcock’s film ‘Psycho’, made out of the timbers of a red barn from upstate New York. The work will open to the public on Tuesday April 19th. IMAGES AND SOUNDBITES