Pedzisa mutsara unotevera: Muna 1953, Slioor akasangana naMambo Bertil wokuSweden naErik von Frenckell, mumwe murume anokudzwa uye akaroora Meya weHelsinki, pane chimwe chiitiko chenzanga muFinland. Kunyange zvazvo anonzi akashamwaridzana naMambo Bertil uye akaramba achitaura naye kwemakore, Slioor naVon Frenckell vakava vadikani, uye nyaya dzinoverengeka dzemapepanhau dzakanyorwa pamusoro pavo panguva iyoyo. Slioor navon Frenckell vakapinda pachena zviitiko zvakasiyana-siyana muFinland, uye vakafambawo pamwe chete muEurope, kusanganisira Austria, Switzerland, neFrance. Panguva
PaBrussels World's Fair, vakapinda bhora rakaitirwa kukudza Mambokadzi Margaret weEngland, uye Slioor akaridza piyano maoko mana naye. Ivowo vakaongorora mutambo wacho vari muboka rimwe chete namambokadzi.