Swedish singer who has been popular in Scandinavia and West Germany. She had a number one hit in West Germany in 1964 with Liebeskummer lohnt sich nicht (English: Lovesickness Is Not Worthwhile), and on 18 July 1964 she became the first Swede to have a hit on the US Billboard Hot 100 chart, when Sole Sole Sole, a duet with Italian singer Umberto Marcato, entered the chart, peaking at #58.