Possible Clues:

• European club joined by two men
• European fellow entertaining star, having party somewhere in UK
• Staff includes great lecturer on international language
• Staff held up by two men, one from Skopje, perhaps
• Staff includes brilliant teacher, one offering a European language
• Member of European country club accompanying two named men
• East European and English fellow flanked by two Scotsmen
• Club joined by academic Scot from the northern part of Greece