A couple caught on CCTV defacing graffiti art worth $500,000 thought they were able to paint the piece with brushes left by the artist.
CCTV shows couple defacing $500,000 artwork at Seoul gallery as they 'thought it was participatory'
A couple caught on CCTV defacing graffiti art worth $500,000 thought they were able to paint the piece with brushes left by the artist.
