Clas på Hörnet Clas had worked as a waiter and Annika as a manager. They named their own inn first "Browallshof", but it was soon called "Clas på Hörnet", both of them names from the co-founder of the inn. The inn, which was very conveniently positioned close to the Roslagstull customs and the popular health spring "Surbrunnen", quickly expanded into one of the most fashionable in Stockholm, frequented by customers of all social classes. It also offered the biggest dancing parlor in Stockholm, where balls were held by the aristocracy: in 1745, Frederick I of Sweden participated in one of the balls, where
Bas Clas were pressed at Floyd's Records in Ville Platte, Louisiana (see Floyd Soileau). In 1980 Bas Clas recorded at Studio in the Country with engineer David Farrell, and in 1981 released another single, "Serfin' USA/Physical World" on their new label, Serfdom Records, this time pressing 3000 copies. The label bought advertisements in New York Rocker and Trouser Press magazines, and was listed as "Recommended" in Billboard Magazine, attracting inquiries that resulted in college radio airplay in more than two dozen states. In 1982, author and producer Samuel Charters heard Bas Clas live at Grant Street Dancehall and sent a cassette tape