For several years Laven typically recorded Finnish language cover versions of contemporary international hits with the 1974 double A-side single "Niin"/ "Tumma Nainen" - comprising Finnish renderings of "Sì" and "Dark Lady" originally by respectively Gigliola Cinquetti and Cher - affording Laven her career record with a #5 peak on the Finnish national charts: "Niin"/ "Tumma Nainen" debuted in the Top 30 in August 1974 and was still ranked in the Top 30 in August 1975.
Laven recorded Finnish language cover versions of contemporary international hits for several years, including the 1974 double A-side single "Niin"/"Tumma Nainen," which featured Finnish renditions of "Sì" and "Dark Lady." These covers helped Laven reach her career peak with a #5 ranking on the Finnish national charts: "Niin"/"Tumma Nainen" debuted in the Top 30 in August 1974 and remained there until August 1975.