The artists who joined in Deuxime Groupe D'intervention group were invited to Poland to participate in the Malta Festival in Poznan.
This festival is a festival of music originally, but the group from France who has the motto "The Awaken Your Sensitive" is to ignore people passing by at the festival and undress them.
Police are getting reports from visitors drove to the location and directly menggelandangnya for action in prison.
"We do not know that they are artists. There is no stage or acting anything. We just think they are a bunch of lunatics," said one eyewitness as reported by Orange, on Friday (08/07/2011).
Police spokesman confirmed a group of artists has now been arrested on charges of lewd acts in public.