catalogue number SO 29. For reasons unknown, the Hep Stars release of the song shortened the title down to simply "I natt jag drömde" ("Last Night I Dreamed"). The B-side was "Jag Vet", which was a Swedish translation of Perry Como's 1959 single "I Know", which was written by Carl Stutz and reached number 13 on the UK Singles Chart that year. "Jag Vet" was translated by Bengt Sigurd, a version which was first released that same year by Gunnar Wiklund. "I natt jag drömde" was issued in 80,000 copies. The song entered Svensktoppen on January 7, 1967, where it peaked at number 1, a position it held for an entire eight weeks. On March 4 it had finally exited the first spot, climbing to number 3 and being replaced by "En Sång En Gång För Längesen" by Hootenanny Singers. The single held position number 3 on the chart for three weeks. The following week, it had ascended to number 5, which it only held for a single week. On April 8, it was seen at number 9, a position it again held for three weeks. However, it would climb to number 7 on April 29, a position it held for one week. It was last seen on Svensktoppen the following week at number 8, before disappearing off the charts. In total, the single stayed on the chart for 17 weeks, of which 12 were in the top-5 and 8 were at the top position. It also fared well on the sales chart, Kvällstoppen. It first entered the chart on October 4, 1966, at a position of number 7 before making its way to number 4 the following week. On October 18, it reached its peak of number 2, where it stayed for three weeks before dropping to number 3, where it stayed for two weeks. On November 22, it had ascended to number 4, before reaching number 5 the following week. On December 9, it made a surprising jump from number 5 to number 9, where it stayed for two weeks in total. On December 20, it had gone to number 10, a position it held for two weeks. On January 3, 1967, it had once again started climbing its way back onto the chart, reaching number 7. After jumping back to number 10 the week after it reached number 4 on January 17. On January 24, it had