He was first seen at Tintin's party in Tintin in America. Then in Cigars of the Pharaoh he seen on a Cruise Ship. Later on in the Desert they meet each other twice. In The Blue Lotus Tintin bumps into him at a Hotel and when he finds out he was the that fell down the mt. and was the leader of the Cigars of the Pharoah group, and later on he goes against Tintin.