Weiss worked for Elector Charles Philipp again. In 1718, Weiss travelled to London. In London, he gave a concert every week. In August 1718, he became a member of the court chapel in Dresden. In 1718, Weiss visited Vienna. He played for the emperor. In 1722, he was attacked by a French violinist named Petit. Petit tried to bite Weiss' right thumb off. Weiss was not hurt badly. 