Another curiosity from Yugolsavia now Croatia and Serbia. Found in the same Oxfam shop as the previous record. 60's again I would guess by the dated graphics which first drew my attention. Sounds a bit like Mitch Miller or similar chirpy pop group of the late 50's early 60's.
The sleeve notes in Croatian say "Volkalni kvarket "4 M" in addition to his numerous appearances in nozemsivu stekoo especially very popular with local audiences and the day is undoubtedly one among the most wanted. Vokaine up our pop music." Translation courtesy of Google.
4 M - Nima Splita Do Splita/ Marela4 M - Jenka Song/ Klin